Akharan Aetherwalker

Skulk, Psychic (If this creature would deal combat damage to a player,instead that player puts that many cards from the top of their library into their graveyard.)
Whenever this creature attacks, you get {e}
Etherialize {2}{u}{u} ({2}{u}{u}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 1/1 blue Spirit Human Wizard with no mana cost and has flying.)