Cappy

'''Cappy is cap ghost originally debuting from Super Mario Odyssey, but makes a small appearance in SpongeBob SquarePants (The Roblox Series) He is a white top hat with eyes, small blue hair, and a body of ghost, first appearing in Trick O' Treat. '''

Roles (Super Mario Odyssey)
'''Residence of the Cap Kingdom, teams with Mario to rescue Princess Peach from Bowser and his forced marriage, along to rescue his sister Tiara. '''

Roles (Trick O' Treat)
'''On a mission to search for friends and is also lost in Bikini Bottom. '''

Personaility
'''Cappy is a shy yet adventurous cap being. He seems nice at first but then turns salty when SpongeBob and others didn't get his memo on being lost. Towards the end, he just wanted to make new friends.'''

Appearnces
Trick O' Treat (debut)