[1] Banding changes the way combat damage works
6 Ezuri, Renegade Leader The Elf, The Myth, The Legend There is a lot of mystique about what really happened with Ezuri, Renegade Leader, but whether he was a hero or traitor of the forces of Mirrodin is irrelevant, since he has such a powerful card
A 2/2 haste creature that was on-tribe for red was seemingly unthinkable before Zendikars release
The deck is built to do everything at instant speed, so the skill is knowing when to hold and when to commit
Of course, if an Altar draws artifact removal out of a tablemate's hand, that's one less spell they'll have to remove the Blackblade Reforged or Strata Scythe I'm going to use to try to push out a bunch of damage
I have a soft spot for creatures like Figure of Fable, which can be cast as early as turn one, and can be leveled up by paying mana into its activated ability