Horacio Magellan Crunch

All vehicles cost 1 less to crew.
Any vehicle Crunch crews gains +1/+1 and first
strike.
{r}, Tap X vehicles: Crunch deals X damage to
target creature. Damage is doubled if the target is tapped.
{3}{r}{r}, sacrifice a fully crewed vehicle and every creature on it: destroy X lands, where X is the vehicles converted mana cost.