Lightform

“When Lightform enters the battlefield, it becomes an Aura with enchant creature. Manifest the top card of your library and attach Lightform to it. <em>(To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)</em> <br> Enchanted creature has flying and lifelink.”