Nickname
puzzle cube (glowstick)
RC (everyone sometimes)
Demon cube (candle)

Looks:rubric cube is a completed cube with demon parts and sharp teeth

Personality:rubric cube is made to be a nice object but he gets aggressive when someone tells him to stop or he hears MT or HT

Family:flashy (brother) Rainbow cupcake (mom) black orb (dad)

Friends:milky,milkshake and voodoo
Enemies:hammerhead tooth and candle

Fears:being ripped apart,hammerhead tooth (formally) his big brother sometimes

Backstory:he was just a lab experiment,once he was no demon.He had angel wings when he was a subject to some humans.He repeatedly gets tested,until he finally snapped and broke out,he realized that he had a brother named flashy,which was the red flashlight.One day,RC and flashy found out their family was killed.Then,they were captured along with their friends milky and milkshake.Rubric cube realized they megalodon tooth was his nickname and hammerhead tooth was his real name,RC had his wings ripped off and one day....he bit the tooth to death after he killed everyone expect for him,he tried to bring everyone back but only brought everyone on the ship but was unable to bring milkshake back because he was possessed.He eaten a cookie,and couldn't control his body,flashy was the one who possessed him but stopped after thinking for a moment one day.To this day,they both still are demons

Abilities:
Demon:shiftshape,screech,fly
Objectronpa,despair last hope:executed for killing Yuma
Objectronpa,your fears can't hide forever:executed for killing Limp bizkit album (he won't regret it)

Trivia:rubric cube was the 1st OC to be possessed