Pupula Duplex

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Font TeamMeat P.pngFont TeamMeat u.pngFont TeamMeat p.pngFont TeamMeat u.pngFont TeamMeat l.pngFont TeamMeat a.png   Font TeamMeat D.pngFont TeamMeat u.pngFont TeamMeat p.pngFont TeamMeat l.pngFont TeamMeat e.pngFont TeamMeat x.png
Item icon
Item altar
Table dividing line 1.png
Character appearance
Tear appearance
Table dividing line 2.png
Treasure Room Treasure Room
Greed mode only Treasure Room Treasure Room
Table dividing line 3.png
Added in Afterbirth †(page 4, column 14, row 1)
Removed in Afterbirth †(page 4, column 14, row 1)
Added in Afterbirth

Pupula Duplex is a passive item added in The Binding of Isaac: Afterbirth expansion.

Effects[edit | edit source]

  • Widens Isaac's tears into a crescent shape, increasing their hitbox.
    • In cases where the Pupula Duplex visual effect is overridden, the tears just become larger.
  • Grants spectral tears.

Synergies[edit | edit source]

  • Godhead Godhead: The damaging aura benefits from the increased size significantly.

Interactions[edit | edit source]

  • Brimstone Brimstone: No effect on Brimstone.
  • Error: The given collectible ("The Ludovico Technique") does not exist.: Only tear appearance changes, no tear size up.
  • Mom's Knife Mom's Knife: No effect on Mom's Knife.
  • Error: The given collectible ("Tech X") does not exist.: No effect on Tech X.
  • Error: The given collectible ("Technology") does not exist.: No effect on Technology or its variants.

In-game Footage[edit | edit source]

Trivia[edit | edit source]

  • "Pupula Duplex" is said to be a condition in which a person has two irises and two pupils in one eye, without any actual recorded cases. An actual rare medical condition similar to it exists, called polycoria.
  • This item's icon is similar to Diplopia.

Seeds[edit | edit source]

 PC  HN4T QMN7 (First floor treasure room)

 PC  HLTD B7WD (Treasure room adjacent to spawn) Normal mode only

 PC  XVA6 BQFC (First floor treasure room) Normal mode only

 Switch  Greedier mode only C6VD 4WXP (First Golden Treasure Room)

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