Corrupted Winged Dragon

Flying- Hexproof- Swamp Walk- Vigilance
When Corrupted Winged Dragon enters the battlefield target creature gains + 2/ +2 and flying.
Pay {2}{b}{b} and gain control of target creature
with power 3 or less.
Pay {2}{b} Corrupted Winged Dragon
gains + 3/ +3 until end of turn.