Counter Strike Online Wiki

For previous stage, see Gear Bird Cannon MK-3.
For original version, see Red Dragon Cannon.

Gran Bird Cannon or Gran Bird ST-4 is a Unique grade Equipment in Counter-Strike Online.


Empty slot This weapon has Part System installed.

This powerful cannon discharges a huge blast of energy, which damages nearby enemies. When the Grand Bird on its muzzle has finished transforming, fire the cannon at the right moment to make the Grand Bird fly ahead of you, not only damaging and knocking back enemies in its path, but also leaving flames in its wake, dealing damage for a certain amount of time afterwards.

  • Season 10 Compensation Weapon - Growing Weapon Stage 4
  • If you acquire a weapon for each level from 1 to 4, the weapon from the previous level will not be deleted.

Detailed function[]

  • Press RMB to transform
  • If you fire at the right moment as the transformation ends, the transformed Grand Bird emits a fire breath and flies forward, dealing 19 Normal, 1107 Zombie, and 3415 Scenario damage to enemies it collides with.
  • Inflicts 3 Normal, 167 Zombie, and 210 Scenario damage per tick for 3 seconds to all enemies within range and reduces movement speed.

Release date[]

  • South Korea: 26 August 2021.
  • China: 1 September 2021.
  • Taiwan/Hong Kong & CSN:S: 8 September 2021.

Comparison to Red Dragon Cannon[]

  • Cheaper (-$1200)
  • Available in lower levels in Zombie Z
  • Higher damage per second with Parts
  • Higher stun
  • Shorter reload time
  • Has ability to quick draw fire
  • Same recoil
  • Same speed
  • Same magazine size
  • Lower damage without Parts (Normal: -26, Zombie: -106, Scenario: -10549)
  • Lower knockback
  • Can't be enhanced



  • With the right Part type and the ability of fast draw, it outclasses the Red Dragon Cannon.