Centaur Engine

Drive 6: (Tap a creature you control, to have them
crew Centaur Engine give it dive points equal to its
power (maximum 6 points/round). Use all drive
points, to activate any of following abilities until
the end of the turn.)
6 points: Gets "Can assign it's combat damage
to any creatures defending opponent controls."
3 points: Gains "When it damages an
opponent, destroy target land they control.
1 point: Gets +1/+1, use 2x/round maximum.
1 point: Gets Trample.