Yorick's pretty balanced
http://puu.sh/lmgLJ/8954350dd6.jpg
Don't know why people seem to think he has mana issues. I 4v1'd and didn't afraid of anything. : )
In all reality though, I'd like to see a reason to not build two items and rush tank. I didn't need any sustain besides masteries to 4v1 a team who layered cc effects well enough I was sitting there spam clicking hoping to get off an ability.