Euthanasia

Euthanasia is an unlockable passive item added in The Binding of Isaac: Afterbirth †.

Effects

 * Adds a chance to fire needles which deal triple Isaac's tear damage.
 * Needles will instantly kill regular enemies and cause them to burst into 10 more tears in all directions.
 * The chance to fire a needle depends on luck.
 * At base luck (0), it is 3.33%
 * It is 100% at 15 luck.

Interactions

 * / /  /  / : No appearance change, tear burst, or instant kill, but triple damage still works.
 * / : Enemies killed by a needle burst into normal tears.
 * : The aura of a needle tear will also do triple damage, but does not cause tear burst or instant kill.
 * : No tear burst or instant kill, but triple damage still works.
 * Enemies killed by a needle burst into ipecac shots.
 * : The electric arcs released from a needle shot also retain the needle's instant kill and tear burst properties.
 * : If a tear has both the Euthanasia and Little Horn effects and instantly kills an enemy, it does not cause a tear burst.
 * : The tears that Isaac fires work normally, and the laser has a chance to deal triple damage with no other effects.
 * : Completely overrides Euthanasia. No triple damage, no tear burst, or instant kill. [Outdated info, needs more testing]
 * : The tears that Isaac fires work normally, but the laser is completely unaffected.
 * The laser has an extremely high chance of executing normal enemies.

Trivia

 * Euthanasia is the act of intentionally ending a person or animal's life to end their pain and suffering. It is usually carried out by an injection, hence why this item has the appearance of a needle.
 * Euthanasia is the only syringe item that points upwards; all of the other syringes point downwards.
 * Euthanasia and are the only 2 syringe items that need to be unlocked.

Seeds
LH27 889W (Treasure Room adjacent to spawn) WLB2 37ZS (Treasure Room to the east) DSX3 LF12 (First Golden Treasure Room)