as mati said on the first post you shoud have a good composition "First of all it works MOSTLY with range atk (Fairy, Low Elemental, Archers, Elemental, etc) and some other atks like Vagabounds, Hellhounds.. Not every hit can be modded, but still, with range will do Ok.." if u choice with your prefered can't does dmg, because the game change atk dmg with different type of atk! and second of all i found one thing .... so much interesting! this:
we can change the report of battle so easy drops. i will change the value and do some try do it too please