Dad's Key

Dad's Key is an unlockable activated item.

Effect

 * Opens all closed doors in the current room.

Trivia

 * This item is used in The Family Man (challenge #19) and Red Redemption (challenge #44).
 * Dad's Key may be a reference to Isaac's father leaving his mother, as it can be used to escape from almost any conflict.

Seeds
M390 0WAQ (Treasure Room adjacent to spawn) JR88 9NJL (First Treasure Room, go right)