Earn the indicated career rating to unlock the corresponding ability or upgrade in Mission mode.

Dual Wield: Combat Sharp Shooter Rating 1
Increased Health: Survival Specialist Rating 1
Max Darts x 10 (MB150): Elite Weapons Expert Rating 3
Max Darts x 5 (MB150): Elite Weapons Expert Rating 1
Max Darts x 8 (MB150): Elite Weapons Expert Rating 2