War Dance 
Enchantment
At the beginning of your upkeep, you may put a verse counter on this enchantment. Sacrifice this enchantment: Target creature gets +X/+X until end of turn, where X is the number of verse counters on this enchantment.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL