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Effects Give BALROG weapons
Source Event, Family Achievement
Cost to buy
Date added South Korea
12 September 2013
7 August 2014 (BLUE)

Taiwan/Hong Kong
8 October 2013

10 October 2013

15 January 2014

23 September 2014

26 March 2015

B-Box is an event-based item in Counter-Strike Online.


A special box containing all BALROG Series and other effective weapons. Click Use button to get a random BALROG weapon or weapons that are good to fight the zombies.

Available weapons

Balrog1 Balrog3 Balrog5 Balrog7 Balrog9 BalrogXI

  • The RED Series can only be obtained for RED B-Box.

Balrog1 blue Balrog3 blue Balrog5 blue Balrog7 blue Balrog9 blue Balrog11 blue

  • The BLUE Series can only be obtained for BLUE B-Box.

Dualinfinity gfx Dbarrel gfx Mg3 Spas12 Uts15 M134 gfx AT4CS

Release date

  • South Korea: 12 September 2013.
    • The BLUE version was released on 7 August 2014.
  • Taiwan/Hong Kong: 8 October 2013.
  • China/Japan: 10 October 2013.
  • Indonesia: 15 January 2014.
  • CSN:Z: 23 September 2014.
  • Vietnam: 26 March 2015.



  • In Taiwan/Hong Kong version, opening B-Box will not have any chances of receiving BALROG-IX since melee weapons are hardly given out.
  • The "Random Weapon" line is not completely random, it depends on each region. For example, many players got Double-barreled shotgun, Dual Infinity and MG3, which are included in South Korea's B-Box.

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