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.)
"Last time, it tore up the Wilt-Leaf, turned Mistmeadow into a mudhole, and made the river jump its banks. On the bright side, we were eating venison for weeks."
—Donal Alloway, cenn of Kinscaer