Bonesplitter (MRD) from Mirrodin, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Darrell Riche
• Card Text:
  Equipped creature gets +2/+0.
  Equip 1 (1: Attach to target creature you control. Equip only as a sorcery. This card comes into play unattached and stays in play if the creature leaves play.)