An one-shot pistol fed with 1 round of .50 BMG. It has a very high firepower.
- High damage
- High penetration power
- High accuracy
- Available with game points
- Expensive price
- Very high recoil
- Low rate of fire
- Heavy weight
- Low magazine size
- Available through Zombie Crush, Commander-Z and Daily Challenge Mission only
- South Korea: 14 January 2016.
- China: 20 January 2016.
- This is the first pistol that uses .50 BMG cartridge to be introduced in Counter-Strike Online 2 and Counter-Strike series.
- The words "Thunder" can be seen on the weapon's body.
- Triple Action Thunder at Airborne Combat Engineer.