This is a video of me, Tasselfoot, beating the last 2 challenges of Epic War 4 on Epic difficulty. I use 4 titans at level 5 + level 5 spells. The boss of Challenge 4 changes based on the difficulty you are playing on, but this strategy will work for the easier ones too.
Game: http://www.kongregate.com/games/rudy_sudarto/epic-war-4/?referrer=Tasselfoot
