Blister

Blister is a trinket added in The Binding of Isaac: Afterbirth.

Effect

 * Increases the knockback of Isaac's tears.

Tips

 * This trinket is useful against chasing enemies and enemies that explode upon death such as Mullibooms or Boom Flies.

Synergies

 * /: The knockback from Blister is stronger than from the items, and knockback boosts do not stack.
 * : The beam pushes back enemies.
 * : The controlled tear gains knockback.
 * : The knife gains knockback.
 * Piercing tears: Tears can again knock enemies back.
 * ///: Pushes the enemies back along the lasers. For Tech X, the direction is counter-clockwise around the ring.
 * : Adds knockback, which can deal devastating damage to enemies caught in the blast.

Trivia

 * In real life, a blister is a small pocket of body fluid that forms within the upper layers of the skin.