Ambush Lv. 1
Clear the 'Ambush' mission on Novice difficulty
Ambush Lv. 2
Clear the 'Ambush' mission on Expert difficulty
Ambush Lv. 3
Clear the 'Ambush' mission on Nightmare difficulty
Brutal Slayer
Calm
Clear the 'Ambush' mission with at least 15% accuracy
Combat Instinct
Play the tutorial for the first time
Enforcer Lv. 1
Clear the 'Hunted' mission on Novice difficulty
Enforcer Lv. 2
Clear the 'Hunted' mission on Expert difficulty
Enforcer Lv. 3
Clear the 'Hunted' mission on Nightmare difficulty
Expert Response
Expert Sniper
First Step
Clear the first mission
Groggy Counter Lv. 1
Gained 50,000 points of Groggy Finish bonus
Groggy Counter Lv. 2
Gained 100,000 points of Groggy Finish bonus
Groggy Counter Lv. 3
Gained 150,000 points of Groggy Finish bonus
Hijack Lv. 1
Clear the 'Biohazard' mission on Novice difficulty
Hijack Lv. 2
Clear the 'Biohazard' mission on Expert difficulty
Hijack Lv. 3
Clear the 'Biohazard' mission on Nightmare difficulty
Invader Lv. 1
Clear the 'Pandora's Box' mission on Novice difficulty
Invader Lv. 2
Clear the 'Pandora's Box' mission on Expert difficulty
Invader Lv. 3
Clear the 'Pandora's Box' mission on Nightmare difficulty
Iron Nerves
Marksman
Quick Response
Clear the 'Biohazard' mission with at least 15% accuracy
Sharpshooter Lv. 1
Clear level 10 in training mode
Sharpshooter Lv. 2
Clear level 20 in training mode
Sharpshooter Lv. 3
Clear level 30 in training mode
Sharpshooter Lv. 4
Clear level 40 in training mode
Sharpshooter Lv. 5
Clear level 50 in training mode
Slayer
Clear the 'Hunted' mission with at least 15% accuracy
Sniper
Clear the 'Pandora's Box' mission with at least 15% accuracy
Steady Aim
Clear the 'Encounter' mission with at least 15% accuracy
True Hero
Uninvited Guest Lv. 1
Clear the 'Encounter' mission on Novice difficulty
Uninvited Guest Lv. 2
Clear the 'Encounter' mission on Expert difficulty
Uninvited Guest Lv. 3
Clear the 'Encounter' mission on Nightmare difficulty