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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

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

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

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.

Dive into B.I.A.'s unique MilSim experience, engaging in company-level operations with over 100 players. Explore various eras, from WW1 to modern conflicts.

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.

Ghost Platoon (GPLT) - founded in 2014 - is a community of friends playing Arma 3 with doctrinally sound Small Unit Tactics at the platoon-level. Join today! https://discord.gg/ghostplatoon

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

We prioritize combined arms high-level coordination and tactical discipline without the power-tripping. Every mission is part of a persistent campaign where your squad’s performance dictates the story and losing assets impacts your future options.

40 Commando are a battalion within the UK's famous Royal Marine Commandos. We specialise in conducting amphibious raiding and high speed assault operations!

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

The StowMarines are a British-based international PMC milsim unit running Zeus-crafted operations and structured trainings twice weekly, on Fridays and Saturdays. Our focus is immersive, coordinated gameplay with some casual fun.

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.

We are a realism focused, semi-serious unit focused on combined arms warfare, we are welcoming to both Console and PC players as well as new players.

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.

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!

Established in 2003 as realism units in PC gaming. Our focus is straightforward: solid teamwork, consistent training, and a professional environment where members can improve their skills and enjoy playing together. We value commitment and longevity, Soldiers are recognized with Anniversary gifts as a simple way to acknowledge time and dedication in the unit.

HTU is a Hellenic Milsim unit dedicated to providing an immersive Arma Series experience. We are committed to providing a fun and engaging environment.

Semi-Serious Milsim Unit Loosely based off of British Special Forces We run two modpacks, one modern and one World War Two Plenty of unique and varied experiences in each of our Operations Weekly Operations Lots of squads with their own specializations to choose from

The 13th MEU is a combined-arms milsim unit that balances relaxed gameplay with serious, structured operations. Whether you're here to lock in, smoke and joke, or step up into leadership and grow your skills, we keep the focus on integrity, teamwork, and progression.

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.

🔰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.

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 host deployment operations on our private servers using: terrain, weapons, radios, vehicles, and modifications. Submit an Application Today!

ReaperSix Milsim group emulating 80s/90s/Cold War, and modern USMC Force Recon Operations. •Campaign operations are conducted Saturdays @08:00 AM EST.

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.

21st Ranger Regiment is a structured milsim unit within Arma 3 focused on disciplined light infantry operations and coordinated high-tempo assaults. We specialize in realistic tactics, leadership development, and immersive large-scale combat scenarios built around teamwork and precision.Rangers Lead the Way.

A community-focused milsim unit, based on the real life Mercian Regiment and King's Royal Hussars. Bringing Mechanized Infantry and Main Battle Tanks to the field. We have our own assets in game to use during operations!

Welcome to the GANG GANG, a community where dedication meets camaraderie. Whether you’re a MILSIM veteran or a casual player, we have a place for you.

The 160th SOR, was founded in 2013 based in the Oceania region. we focus on achieving co-operative military simulation.

The Marine Special Operations Company is a milsim unit inspired by the real-world mission set and operational philosophy of the Marine Raiders.

We are the original Marine Raider Regiment MilSim established when Reforger first came out. We built our numbers to have a full 3 battalions and are currently trying to rebuild back to our former glory. We were originally established by and GWOT veterans. We are chill and don't go overboard with nonsense and big heads.

The 7th Cavalry Gaming Regiment often referred to as "7Cav" is a long-standing Military Realism (MILSIM) unit that primarily plays first person shooter

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. Applications Open March 23, 2026

Shadow Company is a global risk management, protection, and private military firm that specializes in troop, air, and maritime deployment anywhere in the world.

The 20th is an Arma 3 UK-based milsim unit focused on tactical realism and fun armoured infantry gameplay.

7CMBG has been around since 2007 through ArmA 2 and is now solely an ArmA 3 unit. We are the oldest Canadian MilSim unit in the ArmA community. Our Command Staff is mainly comprised of active or prior service Canadian Armed Forces enlisted members.

Die 5th Marine Expeditionary Unit ist eine semi-realistische Arma 3 HALO Unit, die sich auf taktisches Gameplay, Teamplay und immersive Operationen spezialisiert hat. Unser Fokus liegt darauf, ein realistisches, aber dennoch entspanntes Spielerlebnis zu bieten – sowohl für erfahrene Spieler als auch für Anfänger.