Bayonetta's rocket tonfas are cool...what was the name...something Kilgore. Dante's (The dante's inferno kind) scythe, it wasn't bad; turned into a knife, a spear, a sort of grappling hook and who knows what else. Lucifer from Devil may cry (number three I think it was) was also cool. Finally there is the energy sword from the Halo series; slash, stab and burn with superheated plasma