Sacrificial Dagger

Sacrificial Dagger is an unlockable passive item.

Effect

 * Spawns a sideways dagger that orbits Isaac, deals high damage to enemies on contact, and blocks enemy shots.
 * The knife deals 15 damage per tick or 225 damage per second.

Interactions

 * : Doubles damage and increases size.
 * : Familiar will stay in place relative to Isaac.
 * : Familiar will occasionally be connected to Isaac via electricity.

Trivia

 * In the original Binding of Isaac, Sacrificial Dagger rotated upright, while in Rebirth it now orbits on its side.
 * This item is used in Challenge #4 (Darkness Falls).
 * It deals the highest amount of contact damage out of all orbitals.

Seeds
99KW 09AC (treasure room adjacent to spawn) O98E HJO7 (treasure room adjacent to spawn) F4WJ R3DD (First Golden Treasure Room)