Binding of Isaac: Rebirth Wiki
Binding of Isaac: Rebirth Wiki

Samson's Lock is an unlockable trinket.


  • 1/15 chance to increase damage by 0.5 for the current room each time an enemy dies.
    • Samson's Lock can activate up to 10 times per room.
    • The activation chance depends on the Luck stat and goes up to 100% with 10 Luck.


  • Added in Afterbirth15►Lusty Blood Lusty Blood: Both the item and the trinket stack, granting 1 damage per kill. With 100% proc rate on the Lock, Isaac may gain up to 10 damage after 10 kills.


  • Added in Repentance15►Uranus Uranus: Only enemies killed by icicles from statues, bombs, familiars and other sources will increment Samson's Lock counter, thus rendering Samson's Lock quite difficult to use.

In-game Footage[]


  • According to the Bible, Samson was given supernatural strength by God to fight his enemies, the Philistines, and perform heroic acts; but when he was tricked into allowing his hair to be cut by a Philistine woman named Delilah, Samson was powerless.
  • A lock of hair is a piece(s) of hair which has been cut from a human head, typically being held together in some manner.
  • This trinket is a reference to the effect of 15►Bloody Lust Bloody Lust (Samson's starting item) in the original game, which was later changed in Rebirth and added in Afterbirth as the item Added in Afterbirth15►Lusty Blood Lusty Blood.