Combined Arms Operations Series

Combined Arms Operations Series

27 achievements
Ultra Rare×21
Very Rare×4
Common×2

About Combined Arms Operations Series's achievements

Combined Arms Operations Series has 27 Steam achievements, 21 of them ultra-rare — unlocked by under 5% of players. The rarest is "100X Red", earned by just 0.2% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement
0.2%
of players earned "100X Red"

Community Ratings

No ratings yet
Difficulty—
Easy → Brutal
Enjoyment—
Meh → Loved it
Grindiness—
No grind → Huge grind
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All Combined Arms Operations Series achievements

27 achievements
100X Red
100X Red
Win 100 times while playing Redfor in any game mode.
Ultra Rare0.2%
Freedom Rings
Freedom Rings
As the US, barrage a hex with over 400 barrage points in a single turn.
Ultra Rare0.2%
Endangered Species
Endangered Species
Destroy 200 Tiger I or IIs in a single scenario.
Ultra Rare0.2%
Developer
Developer
NS 2 Games Developer
Ultra Rare0.4%
100X Blue
100X Blue
Win 100 times while playing Blufor in any game mode.
Ultra Rare0.4%
No man, no problem
No man, no problem
As Russia, win a game while losing 80% of your force.
Ultra Rare0.4%
Play With A Developer
Play With A Developer
Play a game with an NS 2 Games developer
Ultra Rare0.8%
Napolean's Heir
Napolean's Heir
Defeat Germany 1944 as France 1940.
Ultra Rare0.8%
10X Red
10X Red
Win 10 times while playing Redfor in any game mode.
Ultra Rare0.9%
Almost Victory
Almost Victory
Fight a game to a draw in any game mode.
Ultra Rare1.3%
10X Blue
10X Blue
Win 10 times while playing Blufor in any game mode.
Ultra Rare1.3%
Multiplayer Victory
Multiplayer Victory
Win a game against a human opponent.
Ultra Rare1.4%
Together For Victory
Together For Victory
Win a game against the AI in coop mode.
Ultra Rare1.6%
Italian Victory
Italian Victory
Win a game as Italy
Ultra Rare2.0%
French Victory
French Victory
Win a game as France
Ultra Rare2.1%
Steel Rain
Steel Rain
Conduct a barrage with over 120 barrage value.
Ultra Rare2.1%
Beta Tester
Beta Tester
CAOS Beta Tester
Ultra Rare2.5%
Russian Victory
Russian Victory
Win a game as Russia
Ultra Rare2.5%
British Victory
British Victory
Win a game as Britain
Ultra Rare2.8%
Acceptable Casualties
Acceptable Casualties
Win a battle while suffering at least 100 losses.
Ultra Rare3.2%
US Victory
US Victory
Win a game as the United States.
Ultra Rare4.4%
BLUFOR Victory
BLUFOR Victory
Win a game while playing as Blufor.
Very Rare5.2%
German Victory
German Victory
Win a game as Germany
Very Rare5.5%
REDFOR Victory
REDFOR Victory
Win a game while playing as Redfor.
Very Rare6.7%
Single Player Victory
Single Player Victory
Win a game against the AI in single player.
Very Rare8.4%
Enter a game
???
Hidden achievement — tap Reveal secrets to spoil
Common94.3%
Launch the game
???
Hidden achievement — tap Reveal secrets to spoil
Common98.9%