War Elemental

Creature - Elemental 1/1, RRR (3)
When War Elemental enters the battlefield, sacrifice it unless an opponent was dealt damage this turn.

Whenever an opponent is dealt damage, put that many +1/+1 counters on War Elemental.¹
Illus. Anthony S. Waters

Format Legality	Legal in Vintage, Legacy, Extended, MTGO Classic Banned in Standard
Printings (1/7)	Mirrodin (Rare)