Hammerhand (E01) from Archenemy: Nicol Bolas, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Tomasz Jedruszek
• Card Text:
  Enchant creature
  When Hammerhand enters the battlefield, target creature can't block this turn.
  Enchanted creature gets +1/+1 and has haste.