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

Cackling Counterpart | Instant | | Create a token that's a copy of target creature you control. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.) | David Rapoza

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