User blog comment:Emptylord/Custom Champion - Nostrilla the Bogey Shaman/@comment-72.13.214.193-20120905200156/@comment-3974211-20120905204013

I haven't actually played DotA, but I've just looked him up. I'm guessing you're refering to Fissure? That's an interesting skill in it's own right, but with respect to League of Legends / a support... I'm not certain how practical creating impassible terrain in a vertical direction would be.