[quote=@IAmTheIsland]
<Snipped quote by Crimson Flame>

Alias - The Leader? 
Hoshi - Leader's second. 
Levi - The Strong Guy. 
Lucien - The Moral Center/Compass. 
Morgan - The Smart One. 
[/quote]

Alternatively 

Also, I'm pitching a spinoff where they actually do have to be a literal band. 

Alias - Lead Vocals+Rhythm Guitar
Hoshi - Lead Guitar
Levi - Drums/Back Up Vocals+Screams
Lucien - Bass Guitar
Morgan - Keyboards