Electroduplicate | Sorcery | | Create a token that's a copy of target creature you control, except it has haste and "At the beginning of the end step, sacrifice this token."
Flashback {2}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.) | Warren Mahy
Brass's Bounty | Sorcery | | For each land you control, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") | Grzegorz Rutkowski
Slagstorm | Sorcery | | Choose one —
• Slagstorm deals 3 damage to each creature.
• Slagstorm deals 3 damage to each player. | Dan Murayama Scott