Reaver Titan Reaver Titan is massive as a 10/10 vehicle that deals 5 damage when it attacks, and it has nice, relevant protection from cheap removal and creatures
So just how playable is Scourge Wolf

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Hes the ramp payoff, the card draw, and the protection, all in one
Finally, each of the faces that are Vehicles have living metal , an ability that makes it a creature during its controller's turn
It commands the board in the midgame and has a lot of threat potential moving into the late game