With this Total Domination Mission your reward depends on the number of enemies you can kill in a single run, and how many you kill overall. The maximum of which is 10,000 overall kills and 500 in a single run kills.
Total Units Killed:
Piece of Crystal (60 Total Piece of Crystals to earn)
100,200,300,400,500,
600,700,800,900,1000,
1100,1200,1300,1400,1500,
1600,1700,1800,1900,2000,
2200,2400,2600,2800,3000,
3200,3400,3600,3800,4000,
4200,4400,4600,4800,5000,
5200,5400,5600,5800,6000,
6200,6400,6600,6800,7000,
7200,7400,7600,7800,8000,
8200,8400,8600,8800,9000,
9200,9400,9600,9800,10000
Spirits
Spirit of Gold: 1,000, 4,000, 7,000
Spirit of Platinum: 2,000, 5,000, 8,000
Spirit of Black: 3,000, 6,000, 9,000
Spirit of Rainbow: 10,000
Units Killed in a Single Clear
100 Kills or more: Gold Armor
300 Kills or more: Vampire Hunter Khuri
400 Kills or more: Platinum Armor
500 Kills or more: Demon Crystal x50