There's the minor downside that he can crush a guy's head with one hand, and unlike F/SN Caster would be a bit more troublesome to beat the crap out of. Since he's supposed to be a knight. XD

[youtube]HWhy-6Ds0Eo[/youtube]

Says it all, really.

[url=https://www.youtube.com/watch?v=__OAU2aCZ4M]Click this if that isn't sufficient crazy.[/url]