The Binding of Isaac: Afterbirth †/Changes

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Menus[edit | edit source]

Collection page
  • The navigation is faster and loops back on itself when scrolling vertically.
Loading screen
  • Loading images are smoother.

Player[edit | edit source]

Characters[edit | edit source]

General
  • Adjusted the stats of each character in the character selection menu to better reflect their actual in-game stats.
  • Adjusted pickup animation so items no longer obstruct Isaac's face.
  • Bloodstains on costumes are now consistently the same color.
Eden
  • Holding R to reset will consume an Eden Token and start a new run.
  • Added 30 hairstyles.
  • Can be randomized if the player has Eden tokens.
Eve
  • Starts with Razor Blade only if it has been unlocked.
  • Leaves a pool of blood behind instead of pee when walking between rooms at low HP.
Lilith

Transformations[edit | edit source]

Conjoined
  • Its costume has color alts.
Seraphim
  • Its costume has color alts.
Spun
  • Its costume has color alts.
Yes Mother?
  • Its costume has color alts.

Familiars[edit | edit source]

  • Teleport to the player's new position if it was changed by a boss such as Gurdy or Mom's Heart.
  • Most sources of blue spiders throw those spiders out instead of spawning them on the ground.
  • Following familiars are no longer pushed back when very close to the player.

Co-op[edit | edit source]

  • Co-op babies can no longer drop out while the player is playing a pickup animation.

Items[edit | edit source]

General
  • Mushroom items play their unique pickup sound.

Activated Collectibles[edit | edit source]

General
  • Some sprites changed:
Item Old sprite New sprite
The Boomerang The Boomerang Rebirth Icon.png The Boomerang Icon.png
Box of Spiders Collectible Box of Spiders Rebirth icon.png Collectible Box of Spiders icon.png
D20 Collectible D20 Rebirth icon.png Collectible D20 icon.png
D7 Collectible D7 Afterbirth icon.png Collectible D7 icon.png
Glass Cannon Collectible Glass Cannon Afterbirth icon.png Collectible Glass Cannon icon.png
Isaac's Tears Collectible Isaac's Tears Rebirth icon.png Collectible Isaac's Tears icon.png
The Jar Collectible The Jar Afterbirth icon.png Collectible The Jar icon.png
Jar of Flies Collectible Jar of Flies Afterbirth icon.png Collectible Jar of Flies icon.png
Mega Blast Collectible Mega Blast Afterbirth icon.png Collectible Mega Blast icon.png
Ventricle Razor Collectible Ventricle Razor Afterbirth icon.png Collectible Ventricle Razor icon.png
We Need to Go Deeper! Collectible We Need to Go Deeper! Rebirth icon.png Collectible We Need to Go Deeper! icon.png
Breath of Life Breath of Life
  • Can be held down between rooms.
  • Added some visual feedback when it provides its invincibility.
Butter Bean Butter Bean
  • If Isaac swaps Butter Bean for a different active item, then picks up Butter Bean again, it has a small chance to transform into Wait What?.
D4 D4
  • Re-rolls each of Isaac's passive items into a random item from the specific item pool where it was acquired.
Diplopia Diplopia
  • No longer spawns extra items for empty item pedestals.
Flush! Flush!
  • Poops spawned react to damage similarly to regular poops.
Friendly Ball Friendly Ball
Glowing Hour Glass Glowing Hour Glass
Guppy's Head Guppy's Head
  • The number of flies is seeded.
Head of Krampus Head of Krampus
  • Lasers no longer have a chance to rotate.
The Jar The Jar
  • Its sprite changes based on how many hearts it contains.
Jar of Flies Jar of Flies
  • Its sprite changes based on how many flies it contains.
Mine Crafter Mine Crafter
  • Spawns a TNT barrel directly at the player's position rather than on a nearby free tile.
My Little Unicorn My Little Unicorn
  • Its costume has color alts.
Pandora's Box Pandora's Box
Satanic Bible Satanic Bible
  • Plays its use animation.
Shoop Da Whoop! Shoop Da Whoop!
  • Damage halved to compensate.
Undefined Undefined
  • The Void is reset on exiting the I AM ERROR room, and can be cleared repeatedly as long as the player is able to gather enough charges to successfully warp to it.
Ventricle Razor Ventricle Razor
  • Portals will now appear closed if they have no connected portal.
  • Portals got a few minor visual tweaks.

Passive Collectibles[edit | edit source]

General
  • Some sprites changed:
Item Old sprite New sprite
<3 Collectible Less Than Three Rebirth icon.png Collectible Less Than Three icon.png
8 Inch Nails 8 Inch Nails Afterbirth icon.png 8 Inch Nails Afterbirth † icon.png
Abaddon Collectible Abaddon Rebirth icon.png Collectible Abaddon icon.png
Anemic Collectible Anemic Rebirth icon.png Collectible Anemic icon.png
Aquarius Collectible Aquarius Rebirth icon.png Collectible Aquarius icon.png
The Belt The Belt Rebirth Icon.png The Belt Icon.png
Best Bud Collectible Best Bud Rebirth icon.png Collectible Best Bud icon.png
Black Lotus Collectible Black Lotus Rebirth icon.png Collectible Black Lotus icon.png
Bob's Curse Collectible Bob's Curse Rebirth icon.png Collectible Bob's Curse icon.png
Box Collectible Box Rebirth icon.png Collectible Box icon.png
Brimstone Collectible Brimstone Rebirth icon.png Collectible Brimstone icon.png
Brother Bobby Collectible Brother Bobby Rebirth icon.png Collectible Brother Bobby icon.png
Bum Friend Collectible Bum Friend Rebirth icon.png Collectible Bum Friend icon.png
Caffeine Pill Collectible Caffeine Pill Rebirth icon.png Collectible Caffeine Pill icon.png
Cambion Conception Collectible Cambion Conception Afterbirth icon.png Collectible Cambion Conception icon.png
Cancer Collectible Cancer Rebirth icon.png Collectible Cancer icon.png
Celtic Cross Collectible Celtic Cross Rebirth icon.png Collectible Celtic Cross icon.png
The Compass The Compass Rebirth Icon.png The Compass Icon.png
Continuum Collectible Continuum Afterbirth icon.png Collectible Continuum icon.png
Cricket's Head Collectible Cricket's Head Rebirth icon.png Collectible Cricket's Head icon.png
Crown of Light Collectible Crown of Light Afterbirth icon.png Collectible Crown of Light icon.png
Cupid's Arrow Collectible Cupid's Arrow Rebirth icon.png Collectible Cupid's Arrow icon.png
Daddy Longlegs Collectible Daddy Longlegs Rebirth icon.png Collectible Daddy Longlegs icon.png
Dark Bum Collectible Dark Bum Rebirth icon.png Collectible Dark Bum icon.png
Demon Baby Collectible Demon Baby Rebirth icon.png Collectible Demon Baby icon.png
Distant Admiration Collectible Distant Admiration Rebirth icon.png Collectible Distant Admiration icon.png
Evil Eye Collectible Evil Eye Afterbirth icon.png Collectible Evil Eye icon.png
Farting Baby Collectible Farting Baby Afterbirth icon.png Collectible Farting Baby icon.png
Forever Alone Collectible Forever Alone Rebirth icon.png Collectible Forever Alone icon.png
Friend Zone Collectible Friend Zone Afterbirth icon.png Collectible Friend Zone icon.png
Gemini Collectible Gemini Rebirth icon.png Collectible Gemini icon.png
Ghost Baby Collectible Ghost Baby Rebirth icon.png Collectible Ghost Baby icon.png
Goat Head Collectible Goat Head Rebirth icon.png Collectible Goat Head icon.png
Guppy's Hair Ball Collectible Guppy's Hair Ball Rebirth icon.png Collectible Guppy's Hair Ball icon.png
Habit Collectible Habit Rebirth icon.png Collectible Habit icon.png
Harlequin Baby Collectible Harlequin Baby Rebirth icon.png Collectible Harlequin Baby icon.png
Holy Water Collectible Holy Water Rebirth icon.png Collectible Holy Water icon.png
Infestation Collectible Infestation Rebirth icon.png Collectible Infestation icon.png
Key Bum Collectible Key Bum Afterbirth icon.png Collectible Key Bum icon.png
Key Piece 2 Collectible Key Piece 2 Rebirth icon.png Collectible Key Piece 2 icon.png
Lil Brimstone Collectible Lil Brimstone Rebirth icon.png Collectible Lil Brimstone icon.png
Lil' Loki Collectible Lil' Loki Afterbirth icon.png Collectible Lil' Loki icon.png
Lord of the Pit Collectible Lord of the Pit Rebirth icon.png Collectible Lord of the Pit icon.png
Lost Fly Collectible Lost Fly Afterbirth icon.png Collectible Lost Fly icon.png
Lucky Foot Collectible Lucky Foot Rebirth icon.png Collectible Lucky Foot icon.png
Magic 8 Ball Collectible Magic 8 Ball Rebirth icon.png Collectible Magic 8 Ball icon.png
Magneto Trinket Magneto Rebirth icon.png Collectible Magneto icon.png
Mitre Collectible Mitre Rebirth icon.png Collectible Mitre icon.png
Mom's Contacts Collectible Mom's Contacts Rebirth icon.png Collectible Mom's Contacts icon.png
Mom's Eye Collectible Mom's Eye Rebirth icon.png Collectible Mom's Eye icon.png
Mom's Knife Collectible Mom's Knife Rebirth icon.png Collectible Mom's Knife icon.png
Money = Power Collectible Money = Power Rebirth icon.png Collectible Money = Power icon.png
The Mulligan Collectible The Mulligan Rebirth icon.png Collectible The Mulligan icon.png
Multidimensional Baby Collectible Multidimensional Baby Afterbirth icon.png Collectible Multidimensional Baby icon.png
The Peeper Collectible The Peeper Rebirth icon.png Collectible The Peeper icon.png
Pentagram Collectible Pentagram Rebirth icon.png Collectible Pentagram icon.png
Piggy Bank Collectible Piggy Bank Rebirth icon.png Collectible Piggy Bank icon.png
Polyphemus Collectible Polyphemus Rebirth icon.png Collectible Polyphemus icon.png
Proptosis Collectible Proptosis Rebirth icon.png Collectible Proptosis icon.png
Pyro Collectible Pyro Rebirth icon.png Collectible Pyro icon.png
Rainbow Baby Collectible Rainbow Baby Rebirth icon.png Collectible Rainbow Baby icon.png
Robo-Baby Collectible Robo-Baby Rebirth icon.png Collectible Robo-Baby icon.png
Robo-Baby 2.0 Collectible Robo-Baby 2.0 Rebirth icon.png Collectible Robo-Baby 2.0 icon.png
Rotten Baby Collectible Rotten Baby Rebirth icon.png Collectible Rotten Baby icon.png
Sacrificial Dagger Collectible Sacrificial Dagger Rebirth icon.png Collectible Sacrificial Dagger icon.png
Sad Bombs Collectible Sad Bombs Rebirth icon.png Collectible Sad Bombs icon.png
Sagittarius Collectible Sagittarius Rebirth icon.png Collectible Sagittarius icon.png
Sister Maggy Sister Maggy Rebirth Icon.png Sister Maggy Icon.png
Skeleton Key Skeleton Key Rebirth Icon.png Skeleton Key Icon.png
SMB Super Fan Collectible SMB Super Fan Rebirth icon.png Collectible SMB Super Fan icon.png
Spear of Destiny Spear of Destiny Afterbirth Icon.png Spear of Destiny Icon.png
Speed Ball Speed Ball Rebirth Icon.png Speed Ball Icon.png
Spirit of the Night Spirit of the Night Rebirth Icon.png Spirit of the Night Icon.png
Strange Attractor Strange Attractor Rebirth Icon.png Strange Attractor Icon.png
Taurus Taurus Rebirth Icon.png Taurus Icon.png
Tech.5 Tech.5 Rebirth Icon.png Tech.5 Icon.png
Tough Love Collectible Tough Love Rebirth icon.png Collectible Tough Love icon.png
Whore of Babylon Collectible Whore of Babylon Rebirth icon.png Collectible Whore of Babylon icon.png
Ball of Bandages Ball of Bandages
  • Decreased the damage rate of level 3 and 4 to match Cube of Meat.
The Battery The Battery
  • Self-recharging active items can charge the yellow meter, allowing Isaac to use them twice immediately.
Betrayal Betrayal
  • No longer triggers if there are less than 2 enemies in the room.
  • Its costume has color alts.
BFFS! BFFS!
  • Increases spawner familiar spawn rates.
Black Candle Black Candle
  • Makes the darkness from Curse of Darkness fade away instead of immediately lighting the room up.
The Body The Body
  • Its costume has color alts.
Bogo Bombs Bogo Bombs
  • Its costume has color alts.
Bursting Sack Bursting Sack
  • Its costume has color alts.
Cancer Cancer
  • Its costume has color alts.
Dead Eye Dead Eye
  • The multiplier will no longer be lost when hitting poops or TNT barrels.
E Coli E Coli
  • Poops spawned react to damage similarly to regular poops.
Eden's Blessing Eden's Blessing
  • Is now limited to a maximum of 10 to prevent potential crashes.
Epiphora Epiphora
  • Being hit, changing rooms, and using items no longer reset the Epiphora bonus.
    • During the delay when transitioning between rooms, picking up an item, or using an active item, it's possible to change firing direction without resetting the bonus.
Fate Fate
  • Its costume has color alts.
Fruit Cake Fruit Cake
Gemini Gemini
  • Added extra familiar animations.
Hive Mind Hive Mind
  • The effect also applies to locusts.
Holy Grail Holy Grail
  • Its costume has color alts.
Holy Mantle Holy Mantle
  • The shield is no longer restored if the player saves and continues after losing it.
Immaculate Conception Immaculate Conception
  • Its costume has color alts.
Key Piece 1 Key Piece 1 / Key Piece 2 Key Piece 2
Kidney Stone Kidney Stone
  • Causes Isaac to fire "tears" from the middle instead of from his eyes, and at a slightly lower height.
Lil Brimstone Lil Brimstone
  • Got renamed from "Lil' Brimstone" to "Lil Brimstone".
  • Can damage fireplaces and poops.
Lil Haunt Lil Haunt
  • Got renamed from "Lil' Haunt" to "Lil Haunt".
Lord of the Pit Lord of the Pit
  • Its costume has color alts.
Lost Contact Lost Contact
  • Only affects the player and Incubus's tears.
Lusty Blood Lusty Blood
  • Its costume has color alts.
Number One Number One
  • Causes Isaac to fire "tears" from the middle instead of from his eyes, and at a slightly lower height.
Ouija Board Ouija Board
  • Its costume no longer overwrites the player's skin color to pink instead of white.
PHD PHD
  • Converts:
    • ??? into Telepills
    • Addicted into Percs!
    • Paralysis into Pheromones
    • Retro Vision into I can see forever!
    • R U A Wizard? into Power Pill!
    • X-Lax into Something's wrong...
Piggy Bank Piggy Bank
  • Its costume has color alts.
Purity Purity
  • Better visualisation of Purity's glow.
Restock Restock
  • Purchasing an item that is on sale will replace it with another that is on sale.
Robo-Baby Robo-Baby
Rubber Cement Rubber Cement
  • Tears bounce off bombs.
  • Spectral tears no longer bounce off rocks.
Sagittarius Sagittarius
  • Its costume has color alts.
Scatter Bombs Scatter Bombs
  • Bombs actually scatter around.
  • Small bombs leave smaller craters.
The Small Rock The Small Rock
  • The speed and tears changes will take effect immediately. Without Afterbirth+, they didn't immediately change until Isaac's speed or tears stats are updated the next time.
Steam Sale Steam Sale
  • Items have a chance to be discounted further by random sales; for example, a discounted item originally costing 5 coins will then cost 2 coins instead of 3.
Sticky Bombs Sticky Bombs
  • Its costume has color alts.
Succubus Succubus
Synthoil Synthoil
  • Its costume has color alts.

Trinkets[edit | edit source]

General
  • Some sprites changed:
Item Old sprite New sprite
???'s Soul Collectible Blue Baby's Soul Rebirth icon.png Collectible Blue Baby's Soul icon.png
Black Feather Trinket Black Feather Afterbirth icon.png Trinket Black Feather icon.png
Blasting Cap Trinket Blasting Cap Afterbirth icon.png Trinket Blasting Cap icon.png
Blister Trinket Blister Afterbirth icon.png Trinket Blister icon.png
Bob's Bladder Trinket Bob's Bladder Afterbirth icon.png Trinket Bob's Bladder icon.png
Broken Magnet Trinket Broken Magnet Rebirth icon.png Trinket Broken Magnet icon.png
Brown Cap Trinket Brown Cap Afterbirth icon.png Trinket Brown Cap icon.png
Cain's Eye 96px Collectible Cain's Eye icon.png
Cracked Dice Trinket Cracked Dice Afterbirth icon.png Trinket Cracked Dice icon.png
Daemon's Tail Trinket Daemon's Tail Rebirth icon.png Trinket Daemon's Tail icon.png
Endless Nameless Endless Nameless Afterbirth Icon.png Trinket Endless Nameless icon.png
Error Trinket Error Afterbirth icon.png Trinket Error icon.png
Karma Trinket Karma Afterbirth icon.png Trinket Karma icon.png
Lazy Worm Trinket Lazy Worm Afterbirth icon.png Trinket Lazy Worm icon.png
Lil Larva Trinket Lil Larva Afterbirth icon.png Trinket Lil Larva icon.png
Louse Trinket Louse Afterbirth icon.png Trinket Louse icon.png
Lucky Rock Trinket Lucky Rock Rebirth icon.png Trinket Lucky Rock icon.png
Mom's Locket Trinket Mom's Locket Afterbirth icon.png Trinket Mom's Locket icon.png
Mom's Pearl Trinket Mom's Pearl Rebirth icon.png Trinket Mom's Pearl icon.png
Mysterious Paper Trinket Mysterious Paper Rebirth icon.png Trinket Mysterious Paper icon.png
NO! Trinket NO! Afterbirth icon.png Trinket NO! icon.png
Poker Chip Trinket Poker Chip Afterbirth icon.png Trinket Poker Chip icon.png
Purple Heart Trinket Purple Heart Rebirth icon.png Trinket Purple Heart icon.png
Push Pin Trinket Push Pin Rebirth icon.png Trinket Push Pin icon.png
Rainbow Worm Trinket Rainbow Worm Afterbirth icon.png Trinket Rainbow Worm icon.png
Rib of Greed Trinket Rib of Greed Afterbirth icon.png Trinket Rib of Greed icon.png
Second Hand Second Hand Afterbirth Icon.png Second Hand Icon.png
Shiny Rock Shiny Rock Afterbirth Icon.png Shiny Rock Icon.png
Stud Finder Stud Finder Afterbirth Icon.png Stud Finder Icon.png
Super Magnet Super Magnet Afterbirth Icon.png Super Magnet Icon.png
Tape Worm Tape Worm Afterbirth Icon.png Tape Worm Icon.png
Umbilical Cord Trinket Umbilical Cord Rebirth icon.png Trinket Umbilical Cord icon.png
Watch Battery Trinket Watch Battery Afterbirth icon.png Trinket Watch Battery icon.png
Whip Worm Trinket Whip Worm Rebirth icon.png Trinket Whip Worm icon.png
The Left Hand The Left HandTrinket The Left Hand icon.pngReplaces brown chests and golden chests with red chests.
Safety Scissors Safety ScissorsTrinket Safety Scissors icon.pngTroll bombs turn into Bomb pickups before they explode. Mega troll bombs turn into 1+1 free bombs before they explode.
Tick TickTrinket Tick icon.pngDrains 15% health of each enemy with more than 60 HP (ie. most bosses). It also restores one red heart of Isaac whenever he enters an uncleared boss room. The Tick cannot be swapped out for another trinket.

Interactions[edit | edit source]

Pickups[edit | edit source]

General

Hearts[edit | edit source]

Black heart
  • Has unique sounds.
Eternal heart
  • Takes half a heart worth of damage from any lethal hit taken with only soul hearts.
Gold heart
  • Turns nearby enemies to gold when breaking.
  • Added better visual feedback when breaking.
  • Minimap icon added.
  • Has unique sounds.
Half red heart
  • Minimap icon added.

Coins[edit | edit source]

Lucky penny
  • Has a green shine.

Bombs[edit | edit source]

Gold bomb
  • Has unique sounds.

Pills[edit | edit source]

Friends Till The End!
  • Has narration.

Cards and Runes[edit | edit source]

? Card ? CardPickup Q Card icon.pngWhen used, copies the effect of Isaac's currently held activated collectible.
  • Its card ID is 48 instead of 43.
A Card Against Humanity A Card Against HumanityPickup A Card Against Humanity icon.pngCovers the entire room with poop. The process is not instant, and the room will not get filled if you leave it before it's done filling.
  • Has a unique card back.
Chaos Card Chaos CardPickup Chaos Card icon.pngThrows the card to kill anything in its path. Opens normal doors.
  • Has a unique card back.
Credit Card Credit CardPickup Credit Card icon.pngConverts all items in the Shop or Devil Room into pickups or items on pedestals, allowing them to be picked up for free.
  • Has a unique card back.
Get out of Jail Free Card Get out of Jail Free CardPickup Get out of Jail Free Card icon.pngUpon use, opens all doors in the current room (including the golden door at The Chest / Dark Room), similar to Dad's Key.
  • Has a unique card back.

Chests[edit | edit source]

General
  • Items dropped no longer revert to their generic stone pedestal look upon leaving and reentering the room.
Golden Chest
Spiked Chest

Entities[edit | edit source]

Monsters[edit | edit source]

General
  • Champion enemies no longer deal contact damage if the non-champion version doesn't.
  • Charmed enemies prioritize non-charmed enemies unless there aren't any.
  • Permanently charmed enemies no longer try to go after Punching Bag.
  • Permanently charmed enemies can shoot projectiles through each other and familiars.
  • Monster replacements will now only occur with enemies spawned as part of the room layout.
Begotten
  • Is chained to an adjacent rock if the nearest wall is more than 1 grid cell away.
Big Spider
Blue Gaper
  • Reduced Base HP and added stage HP.
  • Has a proper appearance animation if spawned by a room rather than by a boss.
Conjoined Fatty
  • Added extra sounds and effects to creep attacks.
Death's Head
  • No longer deals contact damage during its death animation.
Greed Gaper
  • Has a proper appearance animation if spawned by a room rather than by a boss.
Homunculus
  • Is chained to an adjacent rock if the nearest wall is more than 1 grid cell away.
Lil Haunt
  • Is no longer considered boss.
  • Has a unique death portrait.
Lump
Meatball
  • Added extra sounds and effects to creep attacks.
Mega Clotty
  • Make a sound when stomping.
Rage Creep
  • Its brimstone is no longer moved upwards and no longer cause the player to take damage along the top wall in Womb/Utero room #202.
  • Its attack animation slightly longer.
Spider
Stone Grimace and all its variants
Stone Grimace
  • Closes its eyes when the room is cleared.
  • No longer respawn when reentering the room if killed.
Super Pooter
  • Renamed from "Fat Fly" to "Super Pooter".

Mini-Bosses[edit | edit source]

Greed
  • The Greed fight before Ultra Greed triggers the victory jingle when cleared.
Stone Grimace
  • No longer plays its appear animation if encountered in an already cleared room.
Super Greed
Swinger
  • Spawns with its head retracted and extends over 2 seconds.

Bosses[edit | edit source]

Brownie
The Cage
  • Its grey creep blinks.
The Forsaken
  • Moves to a more appropriate place to perform his Brimstone attack in L shaped rooms.
  • Multiple Forsakens in the same room can spawn their own Bony each and always spin their Brimstone attack in the same direction at the same speed.
The Haunt
  • Champion variants are transparent during their first phase.
Hush
  • Due to the way entity stacking works ??? may rarely appear instead and once defeated will skip "phase 2" entirely and will give a completion mark as if Hush was defeated.
Krampus
  • Does a short dash towards the player before doing a spinning Brimstone attack.
  • Can shoot Brimstone lasers in all 4 diagonal directions.
The Lamb
  • No longer do its rotating Brimstone attack when close to a wall.
Little Horn
  • Has new champion versions:
    • Orange: Spits out an orange Troll Bomb instead of a black ball. The bomb deals contact damage and leave a patch of fire similar to Hot Bombs.
    • Black: Does not attack with Pits or troll bombs, but fires smoke balls more frequently.
Mega Satan
  • If The Void is unlocked, there is a 50% chance that the game will not immediately end, and Mega Satan will instead drop an ending chest along with a portal. Entering the chest ends the game and plays the cutscene while entering the portal will take Isaac to The Void.
Mom
  • Familiars are teleported to the player's position when entering the boss room.
Rag Man
  • Has new champion versions:
    • Black: Spawns 2 spiders instead of a Ragling. Uses his resurrect frequently. This won't resurrect anything since the spiders don't leave corpses but still heals him. Sprays tears during his resurrect, similar to Monstro's spit.
    • Red: No longer fires tears. Can have up to 4 Raglings at one time and can revive up to 2 Raglings at once.
Triachnid
  • Has a death animation.

Creeps[edit | edit source]

Red creep

Environment[edit | edit source]

General
  • Added some backdrop tiling fixes.
  • Pit seams are fixed.

Chapters[edit | edit source]

Womb
  • Womb trapdoors have a new sprite for when they are closed.
???
  • Additionally, an exit will spawn in the corner of the room, containing a Portal leading to The Void.
Cathedral
  • Has a new floor transition animation.
  • Some rooms contain Angel Statues that can be bombed to summon the Angels and acquire key pieces.

Rooms[edit | edit source]

Treasure Room
  • There is a chance that 2-3 Greed Gapers may appear in the room.
  • Treasure rooms can rarely contain two items that can both be taken or poop, trinket and a couple of pickups instead of an item.
  • New layouts:

Treasure Room 31.pngTreasure Room 32.pngTreasure Room 33.pngTreasure Room 34.pngTreasure Room 35.pngTreasure Room 36.pngTreasure Room 37.pngTreasure Room 38.pngTreasure Room 39.png

Shop
  • There is a 20% chance for donation machine to be replaced by restock box.
  • There is a small chance for the shop to be replaced by one of its two rare variants:

Shop 7.pngShop 6.png (the two pennies are lucky pennies)

Curse Room
  • Can contain a Devil statue and a random item, surrounded by spikes.
  • Minimap icon changed.
Sacrifice Room
  • Minimap icon changed.
  • New layout:

Sacrifice Room 10.png

Secret Room
Devil Room
  • Can contain:
  • Urns may spawn in the Devil Room.
  • An angel statue can rarely substitute the Satan statue and can be awoken with an explosion.
    • Angels spawned in this way do not drop Key Pieces.
  • Red chests inside a Devil Room no longer teleport the player to the Devil Room.
Angel Room
  • Can contain 5 soul hearts.
  • Two angel statues can appear in the same room, allowing Isaac to fight both Uriel and Gabriel. It is possible to get both Key Pieces if Isaac awakes and fights each of them one by one; however, fighting both at once will only spawn one Key Piece corresponding to the last defeated angel.
Dice Room
  • The 1 pip room re-rolls each of Isaac's passive items into a random item from the specific item pool where it was acquired.
  • The 4 pips room rerolls item pedestals located in the shop and the library.
  • Have a small icon in the corner of the room that denotes what the effect of the room is.
I AM ERROR
Boss Rush
  • There is a small chance that there will be 8 items to choose from.
  • Using the Black Rune will start the Boss Rush.
  • New layout:

Boss Rush 6.png

Crawl Space
  • New layouts (rares):

ItemDungeon 10.pngItemDungeon 11.png

Black Market
  • Players can no longer access the Black Market through the wall glitch. However, it is still possible to access the Black Market using the glitch via special circumstances including having Ipecac and The Inner Eye.

Obstacles[edit | edit source]

Mushrooms
Reward plate
  • Locks the room when spawning enemies.
Silver button
  • No longer grants a charge when bombing out of its room.
Pushable TNT
  • Takes damage exactly like their regular counterparts.
Spikes
  • No longer stay in their raised position when clearing pressure plate rooms.
  • Start (and remain) in their lowered position when entering a cleared pressure plate room.

Machines[edit | edit source]

Donation Machine
  • Donation gradually accelerates if the player stays in contact with the donation machine.
Greed machine
  • No longer jams when the HUD displays a jamming rate of 0%.
  • Donation gradually accelerates if the player stays in contact with the greed machine.
Slot machine
  • Items dropped no longer revert to their generic stone pedestal look upon leaving and reentering the room.

Challenges[edit | edit source]

  • Killing Delirium will count as completing challenges.
I RULE!

Achievements[edit | edit source]

General
  • Popups can be fast-forwarded by tapping Start.