Ball Lightning

Creature — Elemental    (CMC:3)

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.) Haste (This creature can attack and as soon as it comes under your control.) At the beginning of the end step, sacrifice Ball Lightning.

87 ME1 • ENQuinton Hoover

™ & © 1993—2007 Wizards of the Coast

Legal in: Modern,Legacy,Vintage,Freeform,Prismatic,Tribal Wars Legacy,Singleton 100,Commander

Oracle Text (click to copy):

2/1/2007
The creature is sacrificed at the end of every turn in which it is on the battlefield. There is no choice about what turn to sacrifice it.