The Ghostabocky (オバケゴースト Obake Gōsuto?) is a Dream Eater that appears in Kingdom Hearts 3D: Dream Drop Distance. Its Spirit version is obtained via Spirit synthesis, while its Nightmare version can be found in the Symphony of Sorcery and The World That Never Was.
Kingdom Hearts 3D: Dream Drop Distance
A wight that can blink out of sight and fight with sprite-height frights is tight... but smite it with light and it's nighty-nite, aight?