Ancient Tomb - 87/101 - Uncommon from Ex Hidden Legends, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Ken Ikuji
• Card Text:
  This card stays in play when you play it. Discard this card if another Stadium card comes into play.
  Don't apply Weakness for all Pokemon in play (excluding Pokemon-ex and Pokemon that has an owner in its name).