Crewmate :

Solar - the one screaming/3rd imposter 

Moonbyul - the chill/greasy one who does their tasks

Wheein - that one person who goes with someone that's most likely the imposter 

Hwasa - keeps going on admin table/security cams

Imposter :

Solar - really bad at it and keeps laughing

Moonbyul - lures people in the dark and slaughters them

Wheein - doesn't kill and sabotages things

Hwasa - really quiet

Chances of winning :

Solar - 28% (sorry bunny)

Moonbyul - 79%

Wheein - 67%

Hwasa - 91%

Avatar :

Solar - white with a halo

Moonbyul - purple with demon horns

Wheein - blue with a flat cap (based on her outfit she wore before)

Hwasa - black with the cat hat

The most accurate I could get, not biased, just trying to be accurate.