At just 80 HP its extremely fragile, but VForce is an attack that can punish opponents hard if you set it up correctly
If Ugins Labyrinth is indeed S tier, it will likely be in conjunction with Devourer of Destiny to get up to enough playable 7 drops to consistently get 2 mana off the Labyrinth
Also at the top, on the left, is the number of duels you can play against CPUs, with one needing 30 minutes to recharge (though there are items to replenish all of them instantly if you can't wait)
Top Grixis Commanders Sauron, the Dark Lord 35,933decks Fire Lord Azula 34,325decks Nekusar, the Mindrazer 31,159decks Kefka, Court Mage 28,447decks Obeka, Splitter of Seconds 17,322decks Norman Osborn 16,858decks Be'lakor, the Dark Master 15,236decks Inalla, Archmage Ritualist 13,756decks Wick, the Whorled Mind 13,730decks Marchesa, the Black Rose 13,493decks Edward Kenway 13,045decks Dr