valkyrie tank epic mode: Matt; Defender, venomous, swordsman, counter, counterx2, cat tamer, cat warrior, secret weapon, aerial support; for attributes put them all in def and m. def natalie; slime bunny! and slime bunny!!! the rest doesn't matter. when the battle starts switch to the blood blade and the defend for the rest of the fight don't let matt do anything else. let natalie die and eventually the boss will die. with this setup even 2 nukes can't kill you and you'll be at full health almost right away