Clockwork Beast (2ED) from Unlimited Edition, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Drew Tucker
• Card Text:
  Put seven +1/+0 counters on Beast. After Beast attacks or blocks a creature, discard a counter. During the untap phase, controller may buy back lost counters for 1 mana per counter instead of tapping Beast; this taps Beast if it wasn’t tapped already.