Okay, since I'm going to die soon anyway:

1.weirdo2590-He's secretely wearing a bra.
2.danny-d-b-She's not a He.
3.Steam_Giant-He's actually dwarf in stilts and a long coat
4.Scarab Swarm-His name says it all.
5.Bergioyn-He's suspicous and dodgy and his name sounds Welsh.
6.GeneralDisaster-I'm actually God.
7.Triggerdog-He was a cat!
8.Xavier-Xavier is in fact an animated kebab possesed by the devil.
9.Lt. Bradford-He was reduced back to Private Bradford.
10.CasperTheGhost-He is NOT a friendly ghost...