Ekko has a cancerous amount of CC
If you are a low mobility midlaners its basically GG
If you are a low mobility midlaners its basically GG
Meh.

Seriously though I don't find his CC too bad, especially because his W is laughably easy to avoid and is extremely easy to see coming (unless he does it from FoW but then he probably won't reach you in time to use it; the exception being him doing it from over a wall or such)