Megula, Motorwhisperer

+3: Add {4} to your mana pool. This mana may only be spent on vehicle artifacts, and may be spent like mana of any color.
+1: Search your graveyard or library for a vehicle artifact and put it on the battlefield tapped.
-12: You gain an emblem with "Your vehicles have +3/+0 flying, vigilance, and indestructible." Crew all vehicles you control.