Storm, Force of Nature is a 3/4 Mutant Hero with Flying and Vigilance, who costs 1 Generic, Green, Blue and Red (or Temur for all of you Tarkir fans)
If you were running Skullclamp or Necropotence as huge card draw engines then the value of Unmask goes up a lot
For example, including a Druddigon in your deck means the Energy Zone will automatically provide and Energy during the game to compensate for the Energy requirement for Druddigons Dragon Claw attack
Some players might even say too powerful
Advertisement Unless youre building something like an Izzet spell-based deck, you probably want around 40 creatures in your deck
Im usually asked for very literal magic spells or creatures and warriors, but this assignment was a very abstract concept in comparison to the norm