Fumulus, the Infestation (J25) from Foundations Jumpstart, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Takotto
• Card Text:
  Flying, deathtouch
  Whenever a player sacrifices a nontoken creature, create a 1/1 black Insect creature token with flying.
  Whenever an Insect, Leech, Slug, or Worm you control attacks, defending player loses 1 life and you gain 1 life.