Flaming Gambit
{X}{R}
Instant
~this~ deals X damage to target player or planeswalker. That player or that planeswalker's controller may choose a creature they control and have ~this~ deal that damage to it instead.
Flashback {X}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Increasing Confusion
{X}{U}
Sorcery
Target player mills X cards. If this spell was cast from a graveyard, that player mills twice that many cards instead.
Flashback {X}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)