Steel Seraph

钢铁炽天使 (Steel Seraph) (zhs)

Artifact Creature - Angel | Power/Toughness: 5 / 4 (CMC 6)
Prototype -- 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)
Flying
At the beginning of combat on your turn, target creature you control gains your choice of flying, vigilance, or lifelink until end of turn.