Edgar, Impulse Mage

Flash, Partner
When Edgar, Impulse Mage enters the battlefield, exile the top card of your library. Until end of turn, you may cast that card, and target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost.
{2}{u}{u}: Exile Edgar, Impulse Mage, then return it to the battlefield under your control.