Top lane warwick is pretty fun
Press R/D and win games.
100>0 anybody with less than 3k health and make everybody with above 3k health useless because you sustain the damage they do. You get to have 2 smites for objectives and don't sacrifice a teamfight summoner for it.
Not exactly a 5v5 competitive build because what's the point of smite if you can't tp to dragon, but it makes him a pretty beastly lategame champ.