Lulu, Helpful Hollyphant 
Legendary Creature — Elephant Angel
Flying Whenever you attack with one or more other creatures with flying, you gain twice that much life.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL