Black Feather

Black Feather is an unlockable trinket added in The Binding of Isaac: Afterbirth.

Effect

 * Increases Isaac's damage by 0.2 for each of the following items or trinkets he possesses:
 * Increases Isaac's damage by 0.5 for each of the following items or trinkets he possesses:
 * Black Lipstick
 * Daemon's Tail
 * Black Lipstick
 * Daemon's Tail
 * Daemon's Tail

Trivia

 * Most items that are affected by Black Feather contain the phrase "Evil up" or "Sin up" in their description. The only exception is Goat Head.