I found a sort of bug/exploit.. for a few extra souls, kill a red skel with weapons.. plant a bomb.. and only detonate ir AFTER he gets up... he falls again, leaves a soul, plant another bomb (just keep detonating AFTER he gets up).. rinse repeat.. WORKS ON GROUPS!!
 "Sketch Quest"){kind=icon}
 "Soul Redeemer"){kind=icon}
 "The Idle RPG"){kind=icon}
 "VVVVVV Demo"){kind=icon}
 "Sonny"){kind=icon}