Tower of Babel - IOC-050 - Common - 1st Edition from Invasion of Chaos 1st Edition, available at 401 Games Canada.

• Rarity: Common
• Card Text:
  Each time you or your opponent activates a Spell Card, put 1 Spell Counter on this card. When the 4th Spell Counter is put on this card, destroy this card and inflict 3000 points of damage to the player that activated the Spell Card at that time.