That creature, from Harry Potter and the Prisoner or Azkaban. I don't know what its called but it's either a griffin, or a something. It's name is buckbeak!
A harem of anime babes that will obey my every whim. ...Nah, too boring. Give me the Sonic Screwdriver and I'll be a happy penguin.
Obvi a magic gauntlet that can change its elemental powers at will... Or maybe a talking snowman. Yeah, definitely that.
What colour? And just a single blade or go all out Maul with it? Edited by Natbyte: Single bladed in purple!