Terrain Assault Volver

MindDelve {5}(You may discard 5 cards and
draw 4 card to reduce the cost of this spell by {5}.)
-During you upkeep pay {g/u}{g/u} or sacrifice
Terrain Assault Volver.
-Pay an additional {2}{r} when casting Terrain
Assault Volver to give it "When this creature
damages a player, destroy target lend the control.
-Pay an additional{g} when casting Terrain
Assault Volver to give it Trample.
The Baron Sengir recognizes the "Living Towers"
as things that threaten his ultimate plan.