Box
ItemRebirthUnlocked
passiveGame ID 198★★★★
How do you unlock Box?
Verified starting unlockSource data confirms that no unlock is required.
Spawns various pickups: 1 Penny, 1 Key, 1 Bomb, 1 Red Heart, 1 card/rune, 1 pill and 1 trinket.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Box leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13