Spider Spawning (C15) from Commander 2015, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Daniel Ljunggren
• Card Text:
  Put a 1/2 green Spider creature token with reach onto the battlefield for each creature card in your graveyard.
  Flashback 6B (You may cast this card from your graveyard for its flashback cost. Then exile it.)