This commander speaks for itself
Derevi, Empyrial Tactician Derevi, Empyrial Tactician has one of the most absurd abilities in the game, ignoring commander tax by entering from the command zone for 4 mana every time at instant speed
Its incredibly obvious upon first glance
In 2002, believing that the depiction of demons was becoming less controversial and that the game had established itself sufficiently, Wizards of the Coast reversed this policy and resumed printing cards with "demon" in their names
Filling Our Box of Tools Since we're not playing 60-card decks anymore our curve gets WAY more interesting for fun things
Its kind of like having an Enduring Courage or Ogre Battledriver in the command zone, but Ardoz, Cobbler of War is cheaper and doesnt give haste