Deal 200,000 damage with Nova while she is in Assault Mode.
Deal 200,000 damage with Nova while she is in Stealth Mode.
Reach level 15 with Dominion Ghost Nova in Co-op Missions.
Do not kill any Defenders of Man forces in the “Enemy Intelligence” mission on Normal difficulty or higher.
Deal 50,000 damage with Griffin Airstrike in Co-op Missions.