Junkyo Bell (CHK) from Champions of Kamigawa, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Kensuke Okabayashi
• Card Text:
  At the beginning of your upkeep, you may have targetcreature you control get +X/+X until end of turn, where X is the number of creatures you control. If you do,
  sacrifice that creature at end of turn.