Skyline Savior 
Creature — Angel
Flying When this creature enters, return a permanent you control to its owner's hand. If it's a non-Angel creature card, it perpetually gets +1/+1, gains flying, and becomes an Angel in addition to its other types.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL