Flickerwisp Phoenix

Ephemeral {1}{r}{r}{r} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, exile it unless you pay its ephemeral cost. You may cast this card for as long as it remains exiled in this way.)
Flying, Haste
You may cast Flickerwisp Phoenix from your graveyard for its ephemeral cost.