Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Haste (This creature can attack and as soon as it comes under your control.)
At the beginning of the end step, sacrifice Ball Lightning.
Trample, haste
At end of turn, sacrifice Ball Lightning.
"Life, struck sharp on death, Makes awful lightning."
—Elizabeth Barrett Browning,
"Aurora Leigh"
