Ball Lightning
Magic 2010 (M10 #125)
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Ball Lightning
CMC: 3
Type
Creature — Elemental
Rules Text
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 this creature.
P/T
6/1
Printing
Magic 2010 (M10 #125)
rare
Illustrated by Trevor Claxton