Sovereigns of Lost Alara
Creature - Spirit
| Power/Toughness:
4 / 5
(CMC 6)
Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
Whenever a creature you control attacks alone, you may search your library for an Aura card that could enchant that creature, put it onto the battlefield attached to that creature, then shuffle.