Crashed UFO

 is a decoration that Kang was unlocked with in the Treehouse of Horror XXIII Event, where purchasing the Ray Gun and shooting Kang's UFO down would unlock this item. During the Treehouse of Horror XXIV Event Kang is unlocked by the Victorian UFO and Kodos is unlocked by getting shot down by the Ray Gun instead.

Regular
Kodos
 * Act Harmless - 24h

Trivia

 * If the player tries to store it, the game calls the Kodos' Crashed UFO.