This one scene from "Not-the-FFXII Extras":
Vayne: Now you can't hurt me with physical attacks, either! I AM INVINCIBLE!
Basch: Oh, fuck this.
(pulls out a magnet)
Vayne: What the hell was that?!
(throws the magnet at Vayne)
Vayne: (dying) AH, DAMMIT! I BAN MAGNETS TOO! WHY ISN'T THIS WORKING?!