Gempalm Incinerator (DDT) from Duel Decks: Merfolk vs. Goblins, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Mark Behm
• Card Text:
  Cycling 1R (1R, Discard this card: Draw a card.)
  When you cycle Gempalm Incinerator, you may have it deal X damage to target creature, where X is the number of Goblins on the battlefield.