Impulsivity (ECC) from Lorwyn Eclipsed Commander, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Alex Konstad
• Card Text:
  When this creature enters, you may cast target instant or sorcery card from a graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead.
  Encore 7RR (7RR, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)