Shadows of the Past

Feeling of Dread | Instant | | Tap up to two target creatures. Flashback {1}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.) | John Stanko

Battleground Geist | Creature | Spirit | Flying Other Spirit creatures you control get +1/+0. | Clint Cearley

Forbidden Alchemy | Instant | | Look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard. Flashback {6}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.) | David Rapoza

Mist Raven | Creature | Bird | Flying When Mist Raven enters the battlefield, return target creature to its owner's hand. | John Avon

Selhoff Occultist | Creature | Human Rogue | Whenever Selhoff Occultist or another creature dies, target player mills a card. | Igor Kieryluk

Silent Departure | Sorcery | | Return target creature to its owner's hand. Flashback {4}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.) | John Avon

Stitcher's Apprentice | Creature | Homunculus | {1}{U}, {T}: Create a 2/2 blue Homunculus creature token, then sacrifice a creature. | Johann Bodin