Banshee's Blade - Artifact

Equipped creature gets +1/+1 for each charge counter on Banshee’s Blade.
Whenever equipped creature deals combat damage, put a charge counter on this card.
Equip 2(2: 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.)

NOTE: Stock image, not actual card.