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Military Combat Simulator

FiveM military combat server. Aerial and ground warfare, 17 languages, free to play.

Built by L3onardo

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© 2026 Military Combat Simulator

Not affiliated with Rockstar Games, Take-Two Interactive or Cfx.re.

F-35 Lightning II seen from below against pink and blue cloud, captured on the MCS FiveM server
Checking server

MilitaryCombatSimulator

The FiveM aerial combat server. 93 aircraft, helicopters and armoured vehicles, every one of them free to spawn.

Connect nowJoin DiscordHow to join
93
Vehicles in the roster
--
Pilots online
3
Game modes
17
Interface languages
//Thebrief

Arcade air combat, not a study sim

MCS strips out the parts of flight simulation that keep people on the ground. There is no checklist, no fuel planning and no certification. You pick an airframe, you spawn on the runway, and within a minute you are in a merge.

The flight model is deliberately forgiving. Controls map to a keyboard or a pad, missiles behave predictably, and recovering from a bad turn is a skill you learn in an evening rather than a season. What stays difficult is the part worth being difficult: reading the fight, managing energy, and knowing when to disengage.

Everything on the server is unlocked from the first connection. There is no grind, no premium airframe and no pay-to-win tier. The store sells queue priority and cosmetics, never a machine or a weapon.

Built and run by L3onardo since 2023.
Saab JAS 39 Gripen in side profile on a wet apron with a full weapon load fitted on the MCS FiveM server

Three game modes, three kinds of lobby

Lobbies are matchmade, not queued behind a full server. Public lobbies rotate team deathmatch, free for all and the dogfight arena, and a spare opens as soon as one gets busy.

Team selection on MCS FiveM showing four rosters side by side with filled slots and open seats
01Public

Team Deathmatch

Two to four teams, one scoreboard, first to the point limit.

Blue against red, with green and yellow if the lobby wants them. A kill is a point for your team and a teammate kill is worth nothing, so the round rewards holding a line rather than chasing a number.

  • 2, 3 or 4 teams
  • Up to 12 per team
  • Air or ground
F-15J Eagle in cherry blossom livery cruising alone above the ocean into a red sunset on the MCS FiveM server
02Public

Free for all

No teams, no cover, everyone in the lobby is a target.

The fastest way into a fight. One point a kill, nobody watching your six, and a scoreboard that collapses into a single ranking instead of team columns.

  • Up to 24 players
  • One point per kill
  • Air or ground
F-15J Eagle waiting out a rain squall at dusk with the last light dying behind the ridge on the MCS FiveM server
03Best at 1v1

Dogfight Arena

A circle in the sky. Everyone spawns on the rim, and the last one flying takes it.

You start frozen on the edge of a circular arena at altitude, change airframe with F1 and launch with W. The circle is deliberately tight, so a duel opens with the enemy already in front of you. Fly out of it and you have eight seconds to turn back.

  • Built around 1v1
  • Four arenas, rotating
  • 15 minute rounds
F-35 Lightning II holding on the runway with the afterburner lit against a burning red sunset on the MCS FiveM server
04Ranked

Competitive

Ranked matches where the result goes on your record.

Locked teams, nobody joining once the round is live, and a scoreboard that counts. It runs in the dogfight arena, first to ten kills or ahead when the fifteen minutes are up, and steps up from 1v1 through 2v2 to full squads.

  • 1v1, 2v2 and squads
  • First to 10 kills
  • Locked teams, no mid match joining
Private lobby browser on MCS FiveM listing locked player hosted matches with host, mode, time left and capacity
05Invite

Private

Your own lobby, down to the weather.

Name it, size it, pick the mode and how long a round runs, then set the weather and the time of day or leave them on automatic. It gets a four digit code, and you decide whether it appears in the browser at all.

  • Four digit join code
  • Up to 24 players
  • You set weather, time and length

93 machines, none of them locked

Fifth generation stealth fighters, Cold War interceptors, attack helicopters and tracked armour. Everything spawns instantly from the F1 menu.

Topa10c
Side

A-10C Thunderbolt II

Close air support

United States · 1977

  • Besra
  • Hydra
  • Lazer
  • V-65 Molotok
  • Rogue
  • LF-22 Starling
  • B-11 Strikeforce
  • Mallard
  • A-10C Thunderbolt
  • B-2A Spirit Redux
  • Eurofighter
  • F-4F Phantom II
  • Northrop F-5EM
  • F-5E Tiger II
  • F-14A Tomcat
  • F-14D Super Tomcat
  • F-15E Strike Eagle
  • F-15J Eagle
  • F-15S Saudi Eagle
  • F-16C Falcon
  • F-22A Raptor
  • F-35A Lightning
  • F-35B Lightning
  • F-35C Lightning
  • F-104C Starfighter
  • F/A-18E Hornet
  • Su-27 Flanker
  • AV-8B Harrier II
  • Chengdu J-20
  • Chengdu J-36
  • Shenyang J-31
  • Shenyang J-31b
  • Shenyang J-35C
  • KF-21 Boramae
  • MiG-29A Fulcrum
  • MiG-21
  • MiG-23M Flogger
  • MiG-31 BM Foxhound
  • MiG 1.44 MFI
  • Mirage 50
  • Northrop NATF-23
  • Dassault Rafale B
  • JAS 39 Gripen
  • JAS 39C Gripen
  • JAS 39E Gripen
  • Su-25 Frogfoot
  • Su-27UB Flanker
  • Su-30SM Flanker-C
  • Su-34 Fullback
  • Su-39
  • Su-47 Berkut
  • Su-57 Felon
  • YF-23 Black Widow
  • MQ-1 Predator
  • F-15I Ra'am
  • Su-75 Checkmate
  • F-15DJ Kai Eagle
  • F-2A Viper Zero
  • Su-24MR Fencer-E
  • NF-16D Vista
  • Su-24M Fencer D
  • S-32 Golden Eagle
  • F-111A Aardvark
  • Su-35S Flanker-E
  • Su-33 Flanker-D
  • AH-64E Apache
  • Ka-52 Alligator
  • MH-6 Little Bird
  • Mi-17V-5 Hip
  • Mi-24P Hind-F
  • NH90
  • HH-60 Pave Hawk
  • Harbin Z-21
  • Mi-35M Hind
  • AH-1G Cobra
  • SA.342M Gazelle
  • AH-1Z Viper
  • Mi-28NM Havoc
  • AH-56A Cheyenne
  • BMP-1
  • BTR-82A
  • LAV-25 USMC
  • M1097 Avenger
  • M3A3 Bradley
  • Marder 1A5
  • Puma IFV
  • Sky Sabre SAM
  • Ajax IFV
  • LAV-AD
  • FlakPz Gepard
  • Khrizantema-S
  • M1134 Stryker
  • 9K331 Tor-M1
Browse the full roster
//Gallery

Captured in the air

Screenshots from live matches on the server. No renders, no promotional shots.

From the Discord

Announcements and patch notes land in Discord first and mirror here automatically.

All updates

Who is online

Live from the server, refreshed every thirty seconds.

Pilots online..
ServerReading server
Updated..:..

Answers

  • How do I join the server?

    Open FiveM, search for 'MCS' or 'Military Combat Simulator' in the server list, and click Connect. All custom aircraft and resources load automatically, no extra downloads needed. The first load takes longer because ninety three custom vehicles come down with it.

  • How do I spawn a vehicle?

    Press F1 to open the Vehicle Menu, pick any aircraft or ground vehicle, and it spawns instantly in front of you. To respawn your last used vehicle quickly, press F9.

  • The server is full. What do I do?

    The server uses a join queue. Connect and you are placed in line automatically, with your position shown while you wait. Priority comes from your Discord role, so boosters, staff and store supporters move up the line.

  • I am stuck or fell off the map. How do I respawn?

    Type /respawn in chat. Your controls will freeze for 5 seconds, then your character dies and respawns at the lobby spawn point. You can also switch lobby with F5 to reset your position.

  • The loading screen is stuck / taking forever.

    This is usually a cache issue. Try: (1) Clear FiveM cache at %localappdata%\FiveM\FiveM.app\data\cache. (2) Restart FiveM as administrator. (3) Check your internet connection. The first load with 50+ custom planes is always slower.

  • I was kicked by anti-cheat but I wasn't cheating.

    A poor or unstable connection can occasionally trip a false positive. Reconnect and join normally. If it keeps happening, contact an admin on Discord with a description of what you were doing.

  • What are the key bindings?

    F1 Vehicle Menu · F2 Liveries · F3 Air or ground · F4 Leaderboard · F5 Switch Lobby · F6 Night Vision · F7 Help Menu · F9 Last Vehicle · F10 Team Select · L-ALT Radar · X Flares · G Gear, hold for VTOL hover. All keys can be remapped in FiveM Settings, Key Bindings.

  • Is cheating allowed? What happens if I cheat?

    Cheating is strictly prohibited and results in a permanent ban. The server runs its own anti-cheat that flags suspicious behaviour on its own and logs every incident. What it watches for is not published, for the obvious reason.

Still stuck?Ask on DiscordFull documentation
AV-8B Harrier II in silhouette on the deck under a violet and orange sunset on the MCS FiveM server

Runway is clear

Free, no account, no launcher beyond FiveM itself.

Connect to the serverRead the join guideJoin the Discord

You need GTA V and FiveM installed. Both take about ten minutes.