I'm not going to list his kit and point at is because that's silly and doesn't do anything productive, I will say that his instant aoe silence and passive make it impossible for many champions to interact with him in lane in a meaningful way and his q is just an obscene amount of cc to have access to on a basic ability.
Yxion the Yordle1 votesHe is countered by mobility and poke, and by not underestimating his sustain or his dmg.
Maximum Morde1 votesHe's the chemotherapy ment to devour cancer like Riven. Once they gut the current top lane cancers, I'm cool with ending the Chemotherapy treatment and knocking Cho down a peg or two.
The Sword Saint1 votesThat must be why he annoys me so much.
ninjaIRL 1 votesHe counters mages really well.
NotAGnarOneTrick1 votesDon't bring this to the attention of rito, or I won't be able to keep playing his op ass up to plat