Tutorial Completed
10 Contracts completed
25 Contracts completed
Level 5 reached
50 Contracts completed
Level 10 reached
Level 15 reached
5 Challenges completed
Level 20 reached
15 Challenges completed
20 challenges completed
Killed 5 bonus targets
Collected a Gunship power-up
Killed a bonus target with a headshot
Collected all power-up types
10 stages of Sniper Mode in Killing Spree completed
10 stages of Assault Mode in Killing Spree completed
10 stages of Combined Mode in Killing Spree completed
Killed 100 enemies in Stage 11 of any Killing Spree mode
Revived in Killing Spree Mode
Killing Spree stage completed in stealth
Collected all Killing Spree exclusive gun parts