| Skill | How to unlock
|
|---|
| Adrenaline | Clear Mission 5-4 with a B rank.
|
| Bomber | Clear Mission 5-2 with a B rank
|
| Close Range | Clear Mission Level 4-3 with an S rank.
|
| Combat | Clear Mission 4-2 with a S rank.
|
| Extension | Clear Mission 4-1 with a S rank.
|
| Friendship | Obtain "Social Butterfly" Medal.
|
| Full Burst | Clear Mission EX-6 with a B rank.
|
| Giant Killing | Clear Mission 4-5 with a S rank.
|
| Handgun Custom | Clear Mission EX-1 with a B rank.
|
| Handgun Technique | Clear Mission 4-1 with a B rank.
|
| Infinity 7 | Collect 30 Medals.
|
| Lucky 7 | Clear Mission 5-3 with a B rank.
|
| Machine Gun Custom | Clear Mission EX-2 with a B rank.
|
| Machine Gun Technique | Clear Mission 4-3 with a B rank.
|
| Magnum Technique | Clear Mission 5-2 with a S rank.
|
| Maximizer | Clear Mission 4-4 with a B rank.
|
| Medic | Clear Mission 1-3 with a B rank.
|
| Revenge | Clear Mission 4-2 with a B rank.
|
| Reversal | Clear Mission 5-4 with a S rank.
|
| Rifle Technique | Clear Mission 5-1 with a B rank.
|
| Shotgun Custom | Clear Mission EX-5 with a B rank.
|
| Shotgun Technique | Clear Mission 5-1 with a S rank.
|
| Smart Reload | Clear Mission EX-4 with a B rank.
|
| Technician | Clear Mission 5-3 with a S rank.
|
| Toughness | Earn the Like a Phoenix medal.
|
| Weapon Master | Clear Mission EX-8 with a B rank.
|
