i wanna try this deck out but i have all the cards but the hydra and i dont really wanna craft it when its about to roll out. whats a good replacement?

whats a good replacement for lich king, its the only card i dont have in this deck lol

Hey i tried out the deck today and its really fun to play just what do you think a more secret/ midrangy alternative would be. considering lich king and kathrena are rolling out soon