User blog comment:Luckyvampire/New champion leak?/@comment-4834593-20130702203413

It may appear a bit different from Cho'gath, but, as Riot says, every champion should be unique, and just compare it - Battlecast Cho'gath is more different from normal Cho'gath than this one.

I'm 99.99% sure it's just Cho'gath and you've seen it wrong.