This spell can't be countered.
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Terra Stomper can't be countered.
Trample (If this creature would assign enough damage to its blockers to destroy them, you may have it assign the rest of its damage to defending player or planeswalker.)
Its footfalls cause violent earthquakes, hurtling boulders, and unseasonable dust storms.