Quanxi, Devil Hunter

{fontcolorwhite}Sacrifice an Equipment: Put a number of +1/+1 counters on Quanxi equal to that equipment’s mana value. Then, you create a colourless artifact token named ‘Quanxi’s Dao’ which has: {R}, Sacrifice this Artifact: Quanxi fights target creature. Whenever Quanxi has more than ten counters on her you may transform her. If you do, she deals damage to each creature and each opponent equal to the number of counters on her. Remove those counters.