Quote Originally Posted by Vacrix View Post
As cool as Koth is... you don't really run enough Mountains to abuse him to his full potential. Making 4/4's is all he really does most of the time, while his mana ramping (-2) and damage dealing (-5) abilities will only work if you have a significant number of mountains. Is he really worth the slots?
If you have a blood moon in play, ALL of your lands will be mountains. I don't know if that will change your opinion of him, but he's certainly improved having four mountains in play as opposed to two mountains and two city of traitors.