Item: The Sad Onion

Grants -1 Tear Delay and reduces Range. When tears hit an object or deplete their range, they spawn 4 smaller tears, whose Range and Damage scale with Isaac's.

Grants a unlimited range piercing laser with random rate of fire that does not replace tears. The laser might occasionally fire with the effect of a random item or trinket, such as Hook Worm, Spoon Bender or Tiny Planet.

Adds a chance to fire needles. If a needle kills an enemy, it bursts into more needles.

Grants a familiar that can block enemy shots.

Increases damage by 1 and range by 5 for tears fired from the left eye.

Gives a random chance for projectiles to fire in all 4 cardinal directions.

Grants a soul heart. Adds a chance to block enemy shots.

Combined with Key Piece 2, unlocks the golden gate in the starting room of The Chest and Dark Room to fight Mega Satan.

Allows Isaac to hold 1 additional trinket.

Reduces all Shop prices by 50%, rounded down to 7 coins for an item, rounded up to 2-3 coins for a pickup.

Grants flight and one heart container.

Adds a chance to fire a piercing tear that instantly kills any enemy that it touches.

Reveals type of adjacent rooms, including location for secret rooms and super secret rooms.

Transforms Isaac's tears into a wide arc shape which gives them a much larger hitbox. Gives Isaac spectral tears which allows them to travel through objects in the environment (i.e. rocks).

Spawns a familiar that flies the room while firing, dealing double Isaac's tear damage to enemies that come in contact and retrieving pickups.

Adds a chance to fire a creep shot that deals double damage and leaves a trail of slowing white creep.

A Devil Room / Angel Room Door will always spawn after every boss fight, excluding the first floor and floors after Utero II/Womb II.

Adds one empty heart container. Whenever Isaac takes damage there's a chance that a Red Heart may drop.

+0.7 tears up. Grants a random item at the start of the next run.

Isaac's tears split in two when they hit something.