
Last 7 days
Screenshots, achievements, specs, every price change and sale we've seen on Steam, and trading cards.
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81% positive of 425 · Very Positive · Live from Steam
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Combat Mission Black Sea is a military grade simulation depicting a fictional series of escalations between Russian and Ukraine which results in open conflict in the summer of 2017
Live data from Steam, tracked by SteamPlayerBase.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 81% on 2026-11-01 → 81% today (425 reviews)
No authorized Steam key store lists this game right now.
Does not work on Steam Deck. Results from Valve's own testing.
1 item on Steam, newest first.

Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
We are proud to announce the release of pbem+++ and tournament support for Combat Mission: Black Sea. You will soon be able to participate in official tournaments and play multiplayer matches to test your skills against other players. Here is the changelog: NE…
Hi everyone, We are excited to announce the acquisition of Battlefront, the renowned developers behind the Combat Mission series. ELEVATING COMBAT MISSION'S LEGACY This strategic move underscores our commitment to the wargaming community and the legacy of Comb…
Today marks the beginning of an exciting new chapter for our community as we launch our very first community activity on Discord. Starting today, every three days we will conduct a poll featuring various questions that will shape the design and creation of the…
Combat Mission Black Sea, one of the most popular titles in the renowned Combat Mission franchise, is now available on the Matrix Store and on Steam. Get ready to command detailed, highly researched American, Ukrainian and Russian units and immerse yourself in…
Another of Battlefront's popular WEGO military sim/wargames, Combat Mission: Black Sea (CMBS) is being released on Steam today. It's the second of the company's stable to make this leap, following Combat Mission: Shock Force 2 (CMSF2) which was released late l…
Battlefront and Slitherine have been working in the last few years to deliver Combat Mission on Steam and in August 2020 they co-published Combat Mission Shock Force 2. Combat Mission Black Sea, which was originally published in 2015 on Battlefront site is now…
Last year we were treated to a new partnership between Matrix Games/Slitherine & Battlefront which brought Combat Mission: Shock Force 2 to steam. This isn't the only modern-era WEGO tactical wargame that the studio has made, however, and today the pair have a…