This is basically only getting played in Commander, and I dont see this milling anyone out outside of some kind of infinite combo where you can play infinite lands per turn
Frankly, considering that Gogo can go in any deck that uses abilities at all, he still seems underplayed at this number
Once a Strefan player has amassed several blood tokens, when Strefan attacks, two blood tokens can be sacrificed in order to put a vampire from its controller's hand directly onto the battlefield, tapped and attacking 14 Olivia's Wrath The use of Board Wipes is key in Commander in order for players to clear out an opponent's overwhelming board state
Are you able to use all the mana symbols, including hybrid mana or Phyrexian mana
It would be a huge shake-up for the format, mind you, with nearly 500 cards gaining a ton of flexibility overnight
Fraying Sanity: A 'mill the milled' effect, that is just awesome