3 CMC reminds me of the powerful triple color cards 4 Mana starts to get into the bomb territory
Though the six do vary in terms of strategic offerings, all Amazing Rares are subject to the following: they are Legendary or Mythical Pokmon, Basic, and require three different types of Energy to use all of their attacks
For example, if the 2/3 [c]Fireborn Knight[/c] was blocked by another 2/3 Fireborn Knight, then in the first combat step they would deal 2 damage to each other
The two most valuable cards from the set are blue instant Intuition, a surefire way to search your deck for a specific card, assuming you have multiples, and Earthcraft, a built-in combo maker with any number of other spells
But just because a card has a big name in one format doesn't necessarily translate to casual town