Escarglow

The Escarglow (デンデンカルゴ) 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 Grid.

Journal
Homebodies who like to hide in invincible shells. Only problem: too many attacks will cause the shell to pop right off, leading to blushing and potential bruises.