Ferenex, Fleeting Shadow

At the beginning of your upkeep, you may return target enchantment card from your graveyard to the battlefield. If you don't, the next enchantment spell you cast this turn costs {3} less to cast.
{2}{w}, {t}, Sacrifice another enchantment: Search your library for an enchantment card and reveal that card. Shuffle your library, then put the card on top of it.