The Ducky Goose (ハラグチアヒル Haraguchi Ahiru?) is a Dream Eater that appears in Kingdom Hearts 3D: Dream Drop Distance. His Spirit version is obtained via Spirit synthesis, while his Nightmare version can be found in the Country of the Musketeers.
Kingdom Hearts 3D: Dream Drop Distance
After a few rounds of Duck Duck Goose with this cracker-packing loon, just about anyone would want to shove him into his own jack-in-the-box.