C4 Remote Control

1.  Can throw while in the air

Flying C4

1.  Can throw while in the air

Imbued Arsenal

1.  Added C4 Remote Control, G-96 Thermobaric Grenade, D-Day to target skills

Cartridge Expansion

1.  Old SP Skill Removed 
2.  Bonus bullets effect will be added to Booster Bullet and re-adjusted 
3.  Bonus Grenade effect will be added to ‘Grenade Mastery’ and re-adjusted
4.  Old ‘Cartridge Expansion Upgrade' will have its named changed to 'Cartridge Expansion' and it will affect Booster Bullet and Grenade Mastery

Neil the Sniper

1.  Attack Power greatly increased

Bowgun Mastery

1.  Magical Critical chance increased up to 5%
2.  Added Bonus Shot concentration rate Option
3.  Bonus Piercing Strength Option added

Musket Mastery

1.  Bonus Attack Speed slightly increased
2.  Reload speed increase Option added
3.  Number of Air projectile increased Option added
4.  Range increased Option

Crossmore

1.  Damage slightly increased

M-61 Mine

1.  Damage slightly increased

Arsenal Reinforcement

1.  Freezing Bullet Option Added
2.  Armor-piercing Bullets Option added

Cartridge Supply

1. Skill Removed

Flash Mine

1. Attack Power greatly increased.
2. Install count increased by 1.

Nitro Motor

15

1.  Can perform additional actions while in the air after advancement
2.  Aerial projectile count in each grenade has been added to ‘Nitro Motor’

Lightweight Mine

20

1.  Flash Mine and M-61 Mine can now be thrown.

 Servo Nitro

40

1.  A buff skill that upgrades the Nitro Motor. Expands the range in the air.