20/20

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20/20
Removed in AfterbirthItem icon
Added in Afterbirth / Removed in RepentanceItem icon
Added in RepentanceItem icon
Item altar
"Double shot"
Table dividing line 1.png
Item ID
5.100.245
Character Appearance
Character appearance
Tear Appearance
Tear appearance
Table dividing line 2.png
Table dividing line 3.png
Collection Grid
Removed in Afterbirth(page 3, column 1, row 5)
Added in Afterbirth(page 3, column 1, row 1)

20/20 is a passive item.

Effect[edit | edit source]

  • Isaac fires two tears at once, one from each eye.
  • Added in Repentance 0.75x damage multiplier.

Notes[edit | edit source]

Synergies[edit | edit source]

  • 15►Blood Clot Blood Clot / 15►Chemical Peel Chemical Peel: Every second row of tears has increased damage.
  • Added in Afterbirth 15►Brimstone Brimstone: Two Brimstone shots are fired, without an increase in charge time.
  • Added in Afterbirth / Removed in Repentance Added in Afterbirth15►Diplopia Diplopia: Every additional 20/20 adds 2 more tears in a tight pattern.
    • Added in Repentance Adds one more tear without further lowering damage.
  • Added in Afterbirth 15►Doctor's Remote Doctor's Remote / 15►Epic Fetus Epic Fetus: Replaces the single missile strike with a barrage of two consecutive missiles.
  • Added in Afterbirth / Removed in Repentance 15►The Inner Eye The Inner Eye / 15►Mutant Spider Mutant Spider: Adds two/three tears to each shot, with no extra fire rate decrease.
    • Added in Repentance Adds one tear to each shot, with no extra fire rate decrease. This combo is generally not recommended, as it will result in a DPS down even if all tears hit.
  • Added in Afterbirth / Removed in Repentance Keeper Keeper: Fires 5 tears with no fire rate decrease.
    • Added in Repentance Fires 4 tears with no fire rate decrease.
  • 15►The Ludovico Technique The Ludovico Technique: The Ludovico tear gains one smaller tear orbiting the main one, each dealing the same amount of damage.
  • Added in Afterbirth 15►Monstro's Lung Monstro's Lung: Adds two tears to the tear barrage, for a total of 16.
  • Added in Afterbirth †15►Sprinkler Sprinkler: Fires two tears at once that almost completely overlap each other.
  • Tainted Keeper Tainted Keeper: Fires 5 tears with no fire rate decrease.
  • Added in Afterbirth15►Technology Technology: Fires two technology shots simultaneously.
  • Added in Afterbirth15►Tractor Beam Tractor Beam: Both tears are fired along the beam. Only one tear can be seen, as they overlap each other.
  • Added in Afterbirth15►The Wiz The Wiz: Two tears are fired in each direction.

Interactions[edit | edit source]

In-game Footage[edit | edit source]

Trivia[edit | edit source]

  • 20/20 is an idiom that refers to someone with near-perfect vision.
  • Despite only having one eye, Cain shoots two tears at once with this item.
  • Added in Repentance This item is used in Seeing Double (challenge #40).

Seeds[edit | edit source]

PC Added in Afterbirth 77H1 T20K (Treasure Room adjacent to spawn)

PC STDX QSC8 (Treasure Room adjacent to spawn)

PC NYJK 3QDN (Treasure Room adjacent to spawn)

PC AFJE 9RXX (Treasure Room adjacent to spawn)

PC Y6FY DZH6 (Treasure Room next to spawn)

PS4 GD7V 66ZX (Treasure Room adjacent to spawn)

Vita 92SM AXWG (Treasure Room next to spawn)

3DS H3Y3 X22S (First floor Treasure Room)

XboxOne 228H QN22 (First floor Treasure Room above spawn)

Switch GBDPZXGJ (Eden starts with it)


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