(Hearthstone) How to beat Maexxna Heroic in 2017
First let her board be full of minions with 1 or 0 attack: she won't kill her own minions and as long as you play 2 minions or les per turn she won't be able to kill her minions. Maexxna return each turn 2 minions in your hand, so just spam heal cards and C'Thun buffs. And when your C'thun is big enough just play it :-) easy