Hvordan spille?

  • Move
    Change Weapons
    Throw Grenade
    Enter Vehicle

Mountain Operation

Play free Mountain Operation on!
And prepare yourself to join a 3D realistic infantry game where you are a skilled soldier sent to infiltrate and eliminate all the terrorists from a very dangerous enemy base. Also, in this first person shooting game, you have a lot of different weapons at your disposal; choose what you feel confident shooting with. And when you run out of bullets, change between weapons by pressing the 1,2,3,4,5, 6 keys + grenades. As you are dispatched on the enemy's grounds, try to move with stealth watching your sourcing carefully, there could be snipers on the towers that will kill you with one bullet once you have entered the enemy's base, hide under buildings and use weapons that have a shock absorber not to make noise. Once you start the action in this crazy shooter, the enemies will march in groups to kill you, so use grenades or long-range weapons like snipers to shoot them down before they can get closer to you. What is unique in this 3D online shooting game it's that you can run with your characters and also drive trucks and army vehicles from one location to another. Shoot, run and eliminate as many terrorist enemies as possible, and avoid staying in one place too long. You will be sniped and have a blast in this 3D army game. Complete the mission from all two location maps and try to come back alive. The game also provides the possibility to play on full screen, giving you a larger range of view around you, and also you can see the enemies from a larger distance. If you like this gun game online make sure you try other free games online like Subway Clash 2 and Battle Royale Gangs.

Play Mountain Operation online.
Also this 3D shooting game for pc it's one of the #1 first person shooter games that provides the possibility to move on the ground, run and drive different vehicles. The game is developed with WebGL technology that makes it work on any type of browser. Also, when you are playing the game for the first time, no download redirects are needed. Play, have fun, and do your best to improve your aiming and shooting abilities. Also, check similar games like Call Of Ops 2. Good luck, you will need it!

Controls in Mountain Operation
Use the mouse to navigate through the game interface. Use W, A, S, D, or the arrow keys to move. Press the Spacebar to jump over obstacles and the shift button to sprint for a short period of time. Use the Left mouse click to fire and the right click to zoom in. Use the C key to crouch, and to change the weapons press the 1,2,3,4,5 and 6 keys. With the R key, you reload the weapons. And the G key throw grenades. When you are close to a vehicle, press the F key to enter.

The Release Date    Was somewhere in 26.05.2021
Date added              Chicago Time: 00:45 on 2 July 2021

Type                               WebGL
HTTPS Ready              Yes
Mobile Ready                No
Mobile Mode                 No
Genre                              War, Shooting, IO, Battle Royale, Multiplayer, ActionSurviveBoysWebGLUnblockedunblocked 66unblocked 76.

Content rating
Teen, Pegi 12

Mountain Operation is developed by oneru220 and distributed by and, you can play the game online along with many more similar First Person Shooter games here on

The Web browser version of the game will work smoothly in Google Chrome, Mozilla Firefox, Opera, Microsoft Edge, Safari, Sea Monkey, Avast secure, and Avant Browser.

Game Features

  • Enjoy a fun 3D army game in counter strike style game online for free.
  • High-quality 3D graphics with detailed levels, weapons, players, vehicles, and more.
  • You are equipped with many types of weapons and grenades.
  • You can choose from six different weapons to play with.
  • Adjust the game setting and lower the game graphics to have a better experience while playing without delay.
  • Available on full screen.
  • Easy to play and addicting gameplay.

More Information about 
Mountain Operation
Enjoy cool and realistic 3D shooting games online in an FPS style that provides highly detailed and addicting gameplay. Mountain Operation is developed with WebGL technology that allows the game to work perfectly in all modern browsers. Play have fun free here on, and sure you play other awesome games from our online shooting category with games offered here on our website. Have fun!

For a better understanding of the game, you can check the video instruction, tips, and Youtube Game-play of Mountain Operation online here on


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Kul informasjon og statistikk

This game was added in July 02, 2019 and it was played 6.1k times since then. Mountain Operation is an online free to play game, that raised a score of 4.25 / 5 fra 16 stemmer. BrightestGames brings you the latest and best games without download requirements, delivering a fun gaming experience for all devices like computers, mobile phones, also tablets. For more enjoyment, don't forget to check our Newest Games and Most Played Games categories, where you will find Top Quality free online games for all ages!

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