On the one hand, you'll definitely get more value out of your energy-producing creatures than your opponent will, but you really don't want to give your opponent blockers, so it gets cut
Whenever a dragon you control is targeted, this dragon automatically zaps that player for 3 damage
You can activate Tenth District Hero's second ability regardless of what creature types it is
They start high, fluctuate somewhat while they are the current and latest set, and then level out months later
In Commander, mythic rares scale even harder
Gaddock Teeg basically turns any noncreature X-spell deck into a nothing-sandwich, and Leonin Arbiter and Aven Mindcensor make tutoring nearly impossible