Knife Piece 2
ItemRepentanceUnlocked
familiarGame ID 627★★★★
How do you unlock Knife Piece 2?
Verified starting unlockSource data confirms that no unlock is required.
Combined with Knife Piece 1, creates a knife familiar that damages enemies and can open the door to the Corpse.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Knife Piece 2 leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13