Son Goku, The Four Tails

Trample, mountainwalk, haste
{2}{r}{t}: Turn a basic land card an opponent
controls into a mountain and do 1 damage to it's controller.
{3}{r}{t}: Son Goku does 4 points of damage that
you can distribute however you like among creatures
an opponent controls.
"Four, hot as lava, Son Goku."