Shieldmage Elder (ONS) from Onslaught, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Christopher Moeller
• Card Text:
  Tap two untapped Clerics you control: Prevent all damage target creature would deal this turn.
  Tap two untapped Wizards you control: Prevent all damage target spell would deal this turn.