Dark Knight's Greatsword

Equipped creature gets +3/+0
When equipped creature deals combat damage to a player. Put X void counters on the equipment, where X is the amount of damage. (Max 10) Remove any number of void counters at any time to activate the abilities. All effects last until end of turn.
1, 3, 5 - Gain Afflict 1/3/5
3, 7 - First Strike or Trample / Gain both
10 - When attacking, create a copy of this equipped creature and all equipment on it. The copies are all non-legendary and the creature is tapped and attacking