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Founded in June of 2007, the 15th MEU Realism Unit has maintained the standard of realism gaming in the ArmA community since its beginning.

An elite Arma 3 Milsim unit focused on realism, tactics, and teamwork. Founded by SOF vets for those who value tactical and immersive gameplay

Reaper Crew, UK/EU Arma Milsim. Fridays 19:00 UK time. Midweek's sometimes.

The Lost Battalion is a semi-realistic Arma 3 unit playing as US Army Rangers. Experience immersive, structured MilSim without the “Yes Sir” fluff. EU Unit

Ghost Platoon (GPLT) - founded in 2014 - is the premier light infantry and 75th Ranger Regiment milsim unit in the Arma 3 community. If you're looking for organized operations, real-world TTPs, and a platoon that expects you to improve - not just show up - this is where you belong. Earn your place here.

United States Marine Corps / Arma Reforger MILSIM Unit. Actively seeking to fill the following MOS'S: Infantry, Corpsman, Pilots, and Recon Do you have what it takes?

The 183rd Air Assault Realism Unit is a unit based upon a United States Army Air Assault Division. Established in 2014 and continuing to maintain excellence!

One of the most active Milsim communities out there. 10.000 total members with 1000+ fully integrated. Does not matter if you got 20 hours or 4000 hours on the game, this is the place for you!

Willingness to learn our members come from diverse backgrounds with varying degrees of real-world and simulation experience. What unites us is a shared commitment to mastering the fundamentals. We expect all candidates to approach our training pipeline with an open mind, ready to learn, grow, and operate effectively as part of a cohesive team.

Welcome to the 4th Ranger Regiment [4RR], an ArmA 3-based milsim unit dedicated to replicating the teamwork, tactics, and weapon systems of the Army Rangers.

The 72nd Special Forces Group (Airborne) is a tight-knit community full of Veterans, Active Duty, LEO, and serious MILSIM players who train and operate the way Special Forces were meant to — disciplined, adaptive, and human. Our focus isn’t on numbers or shiny ranks. It’s on trust, precision, and shared hardship. We value real experience. You must have at least 10 hours of playtime in Arma Reforger.

Canadian Tactical Group was established in April 2020. We emulate Canadian Special Forces, primarily basing ourselves on the Canadian Special Operations Regiment. We often work within an RP’d NATO taskforce.

We are Coyote Company. We do raids, airfield seizures, HVT operations, direct action with a handcrafted and immersive storylines, where actions, successes and failures have consequences. We welcome both new and veteran players to join us in our operations! Please join our Discord if you are interested or have any questions, and to find out what roles we have open

Welcome to the 2nd Battalion, 6th Marines Milsim, a serious and immersive military simulation unit. We have two rules: Real life will always be first and if you show up, show out!

High-quality combined arms execution with zero power trip. Formal AARs drive excellence within our persistent theater operations. Your squad performance matters. Professionalism prioritized; military experience valued.

The MDF is a Hardcore Milsim team with a focus on challenging operations and immersive combat. Think you've got what it takes?

Realism milsim based on the US Army's III Armored Corps. Established late 2025 so there is plenty of room to advance through the ranks.

****NEW MODS AND SNOW MAP**** The Arctic Angels – 11th Airborne Division is a tactical Arma milsim unit built around teamwork, structure, and realistic airborne operations. From organized training to large-scale operations, we aim to create an immersive and professional milsim experience for players who want more than casual gameplay.

A semi-serious Air Assault themed Milsim comprised primarily of mature adults, Veterans and Active Duty military! This community focuses on immersive gameplay and structured military weekly operations in Arma Reforger across all platforms.

We are a casual hardcore unit that strives to have fun without the need and pressure of attendance requirements and consistent training.

Task Force Green is a relaxed MilSim who emphasizes fun while maintaining a high operational standard. Despite the relaxed atmosphere our team members are able to flip the switch and handle their business on target. Looking more for people who fit into the group more than someone who is most "high speed".

We are a serious community that strive to promote an immersive and professional environment by providing a structured military experience. Air assault!

We are a passionate group of Arma 3 players who have been dedicated to Vietnam-era MilSim since 2016. Supported by committed leadership and a well-established command structure, we have grown into executing company-level missions, with multiple platoons operating simultaneously. Our community comes together to authentically portray C Company, 1/327th, 101st Airborne Division as it was during the Vietnam War. We strive for historical accuracy in every aspect of our gameplay, including gear, tactics, campaigns, adversaries, and more, creating an immersive and authentic experience for all participants.

10th Mountain Division is a structured milsim unit focused on teamwork, leadership, and consistent mission-driven operations. We provide organized campaigns, clear progression systems, and realistic small-unit tactics without unnecessary overcomplication. Our community is built for players who want disciplined but enjoyable gameplay, where every role matters and members have real opportunities to grow. Whether you’re new to milsim or experienced, 10MD offers a stable environment to learn, lead, and execute

Joint Task Force Olympus (JTFO) is an experienced ArmA III special operations unit built around structure, discipline, and excellence. Led by a seasoned command staff, we offer a streamlined, no-nonsense environment focused on performance, development, and mission success.

Arma Reforger Unit GRS Direct Supported Veteran Ran

Welcome to Phantom Company, 1 MERCIAN, a premier British Milsim unit dedicated to structured, immersive operations and realistic combat trainings. We utilize an authentic ranking system where promotions are strictly merit-based, rewarding activity, reliability, and true leadership over mere seniority. If you are looking for a community that balances serious, disciplined in-game execution with a respectful, zero-toxicity atmosphere, your deployment starts here.

The mission of our unit is to create an authentic Marine Corps environment, where members experience the structure, discipline, and brotherhood of the Corps.

The 72nd , founded in 2013, is comprised of over 50 active members which provides a relaxed mil-sim experience in the ArmA III gaming community.

We are a community of experienced Arma 3 players focused on immersive, story-driven military simulation with an emphasis on teamwork, realism, and fun. Task Force Chillsim brings together like-minded operators who want authentic tactics, real-world structure, and memorable operations without unnecessary strictness or ego. We forgo the typical unit ranking system, mandatory attendance and training, at the end of the day its a game and we are grown men playing army.

Welcome to Bronze Squadron Milsim Recruitment. Centered around DEVGRU Naval Special Warfare, Bronze Squad puts in the effort to center itself around Realism, Discipline, and Kinetic Operations. Every mission night could range between a series of small hits in and out, to a large-scale assault with varying levels of mission success. Our dedicated Game Master and Storyteller keep us on the edge of our seat and forces us to keep training for what might come next.

The Hell Hounds PMC conduct realistic and immersive story driven PVE campaign operations, with weekly trainings and mini ops! Global members with differing IRL tactical experience.

Omega is a Mil-Sim Arma 3 unit consisting of Real Combat Veterans & SOF Veterans teaching real tactics to the highest degree that may be achieved within the confines of Arma 3 and mods. Omega offers a wide variety of tactics and mission sets from SUT, CQB, Counter-Terrorism, Special Reconnaissance, Direct Action, etc. We are the most realistic, specialized Arma unit. The primary goal of Omega is for like-minded veterans and civilian personnel to learn and to improve in the conceptualization of military tactics and theory through video games and media.

🔰𝐄𝐥𝐢𝐦𝐢𝐧𝐚𝐭𝐞 𝐭𝐡𝐞 𝐥𝐚𝐠 𝐛𝐞𝐭𝐰𝐞𝐞𝐧 𝐢𝐧𝐭𝐞𝐧𝐭 𝐚𝐧𝐝 𝐢𝐦𝐩𝐚𝐜𝐭. 𝐇𝐢𝐠𝐡-𝐟𝐢𝐝𝐞𝐥𝐢𝐭𝐲 𝐬𝐢𝐦𝐮𝐥𝐚𝐭𝐢𝐨𝐧 𝐦𝐞𝐞𝐭𝐬 𝐮𝐧𝐜𝐨𝐦𝐩𝐫𝐨𝐦𝐢𝐬𝐢𝐧𝐠 𝐥𝐞𝐭𝐡𝐚𝐥𝐢𝐭𝐲. 𝐌𝐚𝐬𝐭𝐞𝐫 𝐭𝐡𝐞 𝐦𝐞𝐜𝐡𝐚𝐧𝐢𝐜𝐬. 𝐄𝐱𝐞𝐜𝐮𝐭𝐞 𝐭𝐡𝐞 𝐨𝐛𝐣𝐞𝐜𝐭𝐢𝐯𝐞. 𝐂𝐨𝐧𝐭𝐫𝐨𝐥 𝐭𝐡𝐞 𝐀𝐎. 🔰

SEAL Team 3 is an ARMA 3 military realism unit that mimics the Cold War Era real world operations of a SEAL Team.

A Squadron, 1 Troop, CAG is a realism-focused Arma 3 unit portraying a premier Tier 1 special mission element. We specialize in direct action, counterterrorism, and high-value target operations, executing precision raids and sensitive missions in high-threat environments. Our focus is on disciplined

47 Commando (Raiding Group) are the specialist crews who bring the fight to the enemy from support vehicles. Manning RHICC Fast Assault Craft and Coyote Fire Support vehicles, they provide the mobility, firepower, and tactical support that enable 40 Commando and the wider Battlegroup to strike anywhere, anytime.

The U.S. Special Operations Command (SOCOM) is the premier special operations force, composed of highly skilled, specialized units capable of executing complex missions across all domains. SOCOM operates as a unified command structure, integrating ground, aviation, and support elements to conduct high-risk, high-impact operations.