It can deal with a lot of things, but it will basically never do it efficiently, and Scry 1 being tacked on isnt exciting enough for this to rise above a 2.0 It has passable stats and helps enable all of your graveyard shenanigans that youre almost guaranteed to have in Black Its important than this exile instead of letting the opponent discard, as you dont want to be helping your opponent get Descend stuff going
Wick, the Whorled Mind wants you to pump up a snail for future card advantage and damage
Its generally expected that any future unbans become a Game Changer as theyre unbanned, and future bans are likely to be added to the Game Changer list first
BEAR UMBRA Seedborn Muse is a removal magnet, and it hogs the chess clock
I wouldnt go overboard with adding extra ramp either because the curve is quite low and there are plenty one, two and three drops to the point more ramp can kind of feel like a dead draw
Combos Decks have to win somehow, and Volrath, the Shapestealer can do it a dozen different ways