The Nail

The Nail is an unlockable activated item.

Effect

 * Adds one Soul Heart upon use.
 * Gives the player +0.7 damage, -0.18 speed, and the ability to destroy rocks by colliding with them for the current room.
 * Allows Isaac to deal contact damage to enemies for the current room. Does not prevent Isaac from taking contact damage.

Trivia

 * This item may be a reference to one of the nails used to crucify Jesus.