When it's defeated, exile it, then cast it transformed.) When Invasion of New Phyrexia enters the battlefield, create X 2/2 white and blue Knight creature tokens with vigilance
I like sacrificing this role to Bargain things since like Treasures or Food it's an enchantment and a token too, and creatures can only have one so you can replace it next swing
That version gives you a tutor trigger every time it enters, so running flicker effects like Ephemerate or Teleportation Circle can help you repeatedly dig for your best equipment while triggering support cards like Puresteel Paladin
The flipside of giving legendaries the power to escape turns another creature into a commander of sorts, and a decent way to bypass commander tax if you can fuel your graveyard
Upstairs is where Athena Games truly stands apart
Remembering your sequence is crucial for pulling off the big finishing move at the right moment