User blog comment:BombMan100/Fun URF Champions/@comment-3329904-20150405103017

I find Rengar and (full AP) Amumu extremly fun. :D

With Rengar I basically mash buttons to get ferocity in a second or two, and then I use situationally.

With Amumu I just spam his E and Q's all the time for tons of damage, also, his ult has 20 sec CD I think. :D