Cadaverous Carrion

The Cadaverous Carrion is a post-Moon Lord sentry that drops from The Old Duke. It summons a grounded Old Duke head sentry, the sentry rapidly fires homing Sulphurous Sharknadoes at nearby enemies.

Trivia

 * 'Cadaverous' means "resembling a corpse", and 'carrion' is "the decaying flesh of an animal".
 * The Old Duke head is named "Absolutely Disgusting Shark Puker".