Wait, I'm confused...
Yorick's next basic attack deals bonus damage and restores some health. If Last Rites kills a target, it creates graves. If there are at least three graves nearby and Last Rites is on cooldown, Yorick can instead cast Awakening to raise Mist Walkers from the graves.
http://i67.tinypic.com/rlgsvp.png
[zombie-brand-mindblown]

hard counter?