Binding of Isaac: Rebirth Wiki
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Template:ItemTable Blank Card is an unlockable activated item.

Effect

  • Mimics the effect of Isaac's held card or rune.
    • Does not consume Isaac's current held item.
    • Will not mimic pills.

Synergies

  • Collectible Starter Deck iconStarter Deck/(except in Rebirth)Collectible Deep Pockets iconDeep Pockets - Allows Isaac to choose between 2 different effects to copy.
  • (except in Rebirth)Collectible Car Battery iconCar Battery - Essentially uses the card or rune twice. If used with the Two of Hearts/Diamonds/etc. cards it will quadruple however much you have, and if used with a Jera Rune it will quadruple the number of pickups in the room.
  • Allows to create a variety of useful effects by copying cards and runes:
    • III - The Empress - Grants increased damage and speed every 4 rooms. Multiple uses in the same room will stack the damage increase.
    • VI - The Lovers / V - The Hierophant - Spawns a great amount of hearts.
    • VIII - Justice - A stronger version of Collectible The Book of Sin iconThe Book of Sin.
    • XIX - The Sun - Allows a repeatable 4 charge full healing, a The Necronomicon effect and a full map reveal. Can also be combined with Sharp Plug or Habit for both infinite health and infinite The Necronomicon effect.
    • Error: The given collectible ("Chaos Card") does not exist. - Allows the player to instantly kill any monster every 4 rooms, including late-game bosses.
    • Error: The given collectible ("Credit Card") does not exist. - Allows the player to take Shop, Devil Room and Black Market items for free across multiple floors.
    • Error: The given collectible ("Dice Shard") does not exist. - Works as a 4-room recharge Collectible The D6 iconThe D6 + Collectible D20 iconD20.
      • Error: The given collectible ("Dice Shard") does not exist. + (except in Rebirth)Collectible Sack Head iconSack Head + (except in Rebirth)Collectible Glitter Bombs iconGlitter Bombs - Glitter Bombs make pickups, Sack Head turns pickups into sacks, sacks have a chance of containing batteries but contain more pickups, and unused pickups can be re-rolled into more sacks.
    • Algiz - A much stronger version of the Collectible Book of Shadows iconBook of Shadows.
    • Perthro - Works as a 4-room recharge Collectible The D6 iconThe D6.
    • Ehwaz - Works as a 4-room recharge Collectible We Need To Go Deeper! iconWe Need To Go Deeper!
    • Jera - Allows the player to duplicate pickups which in combination with batteries can allow for gamebreaking combos.
    • Template:Afterbirth ? Card - Teleports you to the I AM ERROR room. This will consume both the Blank Card and the ? Card.
      • An exception is when they are used on Chest, Dark Room or Ultra Greed floors. Using them here consumes both the Blank Card and the ? Card and spawns an I AM ERROR Shopkeeper.
    • 2 of Diamonds - Doubles Isaac's coins every 4 rooms.
    • 2 of Hearts + Collectible Habit iconHabit - Allows Isaac to use Blood Donation Machines very easily, using the blank card to get hearts back very quickly due to Habit's charge
      • Template:Afterbirth With (except in Rebirth)Collectible Restock iconRestock or in Greed Mode, coins can be infinitely generated by buying Little Batteries. As batteries only cost 5 cents, as long as Isaac starts with at least 11 cents, the maximum of 99 cents can be quickly reached.
    • Error: The given collectible ("Black Rune") does not exist. - Allows Isaac to consume unwanted pickups and items frequently, gaining a lot of free stat upgrades and blue spiders/flies.
  • Error: The given collectible ("A Card Against Humanity") does not exist.: Allows rooms to be repeatedly filled with Poop.
    • Error: The given collectible ("A Card Against Humanity") does not exist. + Error: The given collectible ("Lil Larva") does not exist.: Destroying all the poop will spawn a large number of blue flies.
    • Error: The given collectible ("A Card Against Humanity") does not exist. + Error: The given collectible ("Petrified Poop") does not exist.: The poop has a high chance to spawn Pickups.

Interactions

  • Collectible Little Baggy iconLittle Baggy - Renders the Blank Card useless since all cards and runes are transformed into pills, unless the player also has Collectible Starter Deck iconStarter Deck.

In-game Footage

Trivia

Template:Afterbirth Using Blank Card while holding XIX - The Sun unlocks the Blinding Baby, a co-op baby that activates the effect of XIX - The Sun upon death.

Gallery

Seeds

Template:PlatPC 3C6Z 880R (Within shop) Template:NormalMode Template:PlatPC E8XS 8371 (Within shop) Template:HardMode (Rune of Jera inside Curse Room!) (All in First Floor) Template:PlatPS4 GRCJ PCSP (Treasure room adjacent to the spawn) Template:PlatVita 9B2E 2XBZ (Treasure room adjacent to spawn)

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