Dull Razor

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Dull   Razor
Item icon
Item altar
"I feel numb..."
Table dividing line 1.png
Item ID
Table dividing line 2.png
Recharge Time
2 rooms 2 rooms
Item Pool
Normal and hard modes only Shop Shop
Greed and greedier modes only Shop Shop
Table dividing line 3.png
Collection Grid
Removed in Repentance(page 5, column 1, row 1)
Added in Repentance(page 5, column 2, row 1)
Unlock Method
Dull Razor Defeat Delirium as Eve
Added in Afterbirth †

Dull Razor is an unlockable activated item added in The Binding of Isaac: Afterbirth †.

Effect[edit | edit source]

  • Hurts Isaac without taking away health, activating any items that trigger upon taking damage.

Notes[edit | edit source]

Interactions[edit | edit source]

For a full list of items that work with Dull Razor, see the list of damage triggered items. Note that any specific extra conditions the items may have for their activation still apply.

  • 15►Blanket Blanket/ 15►Holy Mantle Holy Mantle/ Wooden Cross Wooden Cross: Absorbs the "hit", wasting both items.
    • Added in Repentance Dull Razor ignores the shield, giving its normal effect without wasting the shield.
  • 15►Car Battery Car Battery: Dull Razor activates twice, but "damage" is only dealt once, not triggering synergies a second time.
  • 15►Cone Head Cone Head: Can block the "hit" Dull Razor inflicts, causing no effect.
  • 15►Crown of Light Crown of Light: Disables Crown of Light for the current room.
  • 15►Habit Habit: Doesn't charge Dull Razor itself.
    • Habit + 15►Schoolbag Schoolbag: The secondary item will be charged.
  • 15►Isaac's Heart Isaac's Heart: Completely nullifies the effect of Dull Razor.
  • 15►Purity Purity: Will cancel the current effect of Purity, akin to taking regular damage.
  • The Lost: "Damage" taken from Dull Razor does not kill The Lost, allowing him to make full use of Dull Razor.

In-game Footage[edit | edit source]

Trivia[edit | edit source]

  • The item works almost identically to the Voodoo Pin in Antibirth.

Bugs[edit | edit source]

Bug Bug! Removed in Repentance 15►Habit Habit will charge Dull Razor if Isaac has 15►The Battery The Battery.
Bug Bug! Added in Repentance Dull Razor will kill Isaac in the Mirrored World.

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