Putrid Leech (DDJ) from Duel Decks: Izzet vs. Golgari, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Dave Allsop
• Card Text:
  Pay 2 life: Putrid Leech gets +2/+2 until end of turn. Activate this ability only once each turn.