Item: Match Book

Spawns a familiar that follows Isaac around and fires two tears at once in a V-pattern.

Increases damage, and adds 1 heart container.

A blue head familiar that will follow Isaac and fire tears copying his tear effects and damage.

Increases range.

Combined with Key Piece 1, unlocks the golden gate in the starting room of The Chest and Dark Room to fight Mega Satan.

All stats up.

A familiar that mirrors the player's movements and shoots in the opposite direction.

Spawns 2 keys. Generates additional pickups from chests.

Every tear has a small shield which will allow it to block one enemy projectile.

Increases chance of finding gold chests and normal chests, but reduces chance of finding pickups.

When taking damage, Isaac farts, causing poison damage to all enemies in range.

Connects Isaac's tears with electricity that can damage enemies.

Increases the size of blue spiders and Blue Flies and doubles the amount of damage they deal.

Adds 99 bombs.

Speed down; gains speed while in a room with enemies until gaining My Little Unicorn effect for a few seconds.

Grants one Heart Container, +0.3 Damage, +0.2 Tears, +0.25 Range, +0.3 Speed, and +0.5 Tear Height.

A bag that follows Isaac and drops a random rune every 3 rooms.

Spawns a familiar that follows Isaac around and fires tears with random effects.

Adds 3 black hearts and increases Damage by 1.

Grants the combined effects of the Blue Map, Treasure Map, and The Compass, revealing the floor layout and all special rooms, including Secret Rooms and Super Secret Rooms.