Contagion

Contagion is a passive item added in Afterbirth †.

Effects

 * In each room, the first enemy killed will explode and poison nearby enemies.
 * Poisoned enemies will also explode upon death, spreading the effect.

Trivia

 * Its sprite is a recolor of Toxic Shock.
 * This item may be a reference to the movies Contagion and Outbreak.
 * This item may be a reference to the game Plague Inc.

Contagion