Sapphire & Steel: This deck, starring Sleeping Beauty and Simba, has cards that are more expensive to deploy but pack a punch
The last lifegain source in the deck is the wildly underrated Battle Menu from Final Fantasy
Companion is the kind of mechanical innovation with a very obvious and in some ways reasonable motivation why not try to replicate the nuanced deck-building and reliable gameplay of Commander in other formats
But before the change in June 2020, Lurrus managed to get a ban in Vintage, something that is a rare achievement
He could attack, block, had evasion, couldn't be killed, and after the Sixth Edition rules changes could attack, kill and live, and block, kill and live