Overgrown Tomb (RTR) from Return to Ravnica, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Steven Belledin
• Card Text:
  (T: Add B or G to your mana pool.)
  As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, Overgrown Tomb enters the battlefield tapped.