- Firstly introduced during the 2011 Letter Collecting Event.
- Available from Bingo in 2012.
- Available from Code Box in 2013.
- Available from Mileage Decoder in 2015.
- Available from Top 50 Decoder or Top 50 Unlimited Decoder in 2017.
- This item can be obtained from Transcendence Decoder from 2019.
A weapon that spews out 40 rounds of 12 gauge shotgun ammo at an extreme rate of fire that exceeds the limits of normal shotguns. In addition, it has a long barrel that gives it superior accuracy.
- Very high magazine size for a shotgun
- High rate of fire
- Low recoil
- Bullets do not spread far
- As a shotgun, it can be used in far range
- Heavy weight
- Expensive price
- Long reload time
- Cannot be fired underwater
- Low damage for a shotgun
- Hard to obtain
- Volcano shares the same ammo type with USAS-12.
- 40 rounds can deal 1920 ~ 3840 damage.
- The recoil is reduced significantly if you shoot while crouching.
- Apply Premium Enhancement to +9 for the best performance
- Japan: 27 April 2011.
- Singapore/Malaysia: 9 January 2013.
- CSN:Z: 1 April 2015.
- Vietnam: 21 May 2015.
- South Korea: 26 February 2015.
- Taiwan/Hong Kong: 10 March 2015.
- China/Japan: 11 March 2015.
- Indonesia: 12 August 2015.
- CSN:Z: 29 November 2015.
- Vietnam: 18 February 2016.
- Tanker: Seen in posters.
- SAS: Seen wielding Fire Vulcan in posters.
- David Black: Seen in posters.
- Fire Vulcan
A weapon that spews out 40 rounds of 12 gauge ammo at an extreme rate of fire that exceeds the limits of normal shotguns. In addition, it has a long barrel that gives it superior accuracy.
- The weapon can be obtained from Rare Decoder
- Inferno Cannon
- Main article: Inferno Cannon
A shotgun that rapidly fires 45 rounds of 12 gauge shotgun ammo. Its special feature, Infernal Flame, allows it to shoot fireballs.
Comparison to USAS-12
- Lower recoil (-10%)
- Higher fire rate (+8%)
- Lighter (-13%)
- Higher clip size (+20)
- Can be used by all teams
- Has shorter reload time
- Shares ammo (40 rounds 12G)
- More expensive (+$650)
- Lower damage (-4)
- Difficult to obtain
- Volcano is defined as:
- A mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are or have been erupted from the earth's crust.
- An intense suppressed emotion or situation liable to burst out suddenly.
- In ancient Roman religion and myth, Vulcan is the god of fire including the fire of volcanoes, also god of metalworking and the forge.
- These are the only shotguns that have the highest ammo capacity in Counter-Strike Online so far.
- Volcano uses USAS-12's cocking sound for its draw sound.