Compare AI War 2 prices across trusted key stores and find the best deal. Developed by Arcen Games. Published by Arcen Games, LLC. Released on 10/22/2019. Available on PC. Genres: Indie, Simulation, Strategy. Metacritic score: 75/100.

A grand strategy/RTS hybrid where the AI actively hunts you down and adapts. Stealth, scale, and genuine threat in one ruthless package.

AI War 2 is a real-time strategy game built around a premise most RTS titles would never dare attempt: you are massively outnumbered, the AI already controls the galaxy, and every aggressive move you make raises an escalating threat level that causes the enemy to respond harder and smarter. Developed by Arcen Games and released in 2019, it sits somewhere between a classical RTS and a grand strategy title, asking you to think in systems rather than just units. You are not racing to out-produce an opponent. You are managing a slow, careful insurgency against an AI overlord that has more ships, more planets, and more patience than you do. The core loop revolves around the AI Progress mechanic, sometimes called the AIP counter. Every planet you capture, every warp gate you destroy, every factory you hack nudges that counter upward and prompts the AI to send bigger, angrier fleets your way. This single mechanic does more for strategic tension than most games achieve with an entire design document. You are constantly trading short-term gains against long-term risk, deciding whether taking that resource node is worth poking a sleeping giant. Build orders matter here, but so does restraint, which is a combination you rarely find in the genre. Fleet composition, knowledge spending, and hacking targets all feed into a decision tree that rewards players who actually think three moves ahead. For newcomers, this sounds terrifying, and honestly the tutorial could do more to ease the landing. The UI carries a lot of information density, the ship roster is enormous, and the threat systems layer on top of each other quickly. Arcen has improved onboarding across patches since launch, and there is a genuinely solid in-game guide system, but plan to spend several hours in lower-difficulty runs before the systems start clicking. The payoff is real though: once you understand the threat economy, games stop feeling chaotic and start feeling like controlled experiments. The difficulty sliders are granular enough that you can tune the AI aggression, fleet strength, and expansion behavior independently, which means a 200-hour investment is not the barrier it looks like from the outside. You can set up a run that challenges your current skill level and ratchet it up as you improve. What does not fully land is the visual presentation. Ship designs are functional but rarely exciting, and large fleet engagements can become hard to read at a glance. The sound design is adequate without being memorable. The mod ecosystem on Steam Workshop adds content and quality-of-life improvements, and the community around the game is small but knowledgeable and active on the forums, which matters in a game this complex. Multiplayer co-op is supported and genuinely changes the dynamic, since dividing strategic responsibilities between two players makes the AI feel less like an obstacle and more like a shared puzzle to solve together. The 88% positive rating on Steam across more than 1,500 reviews reflects a game that earns its reputation with a specific audience rather than trying to appeal broadly. If you want an RTS where you press attack-move and win on unit count, this is the wrong game. If you want a strategy experience where the AI is a credible, evolving antagonist and every session generates a different problem to solve, AI War 2 delivers something few games in the genre attempt with this much sincerity. Diego, Scout Team

AI War 2

AI War 2

Oct 22, 2019Arcen GamesArcen Games, LLC
GamerScout Says

A grand strategy/RTS hybrid where the AI actively hunts you down and adapts. Stealth, scale, and genuine threat in one ruthless package.

PC
Steam Deck Playable
Best Price Available
€0.27
at Kinguin
Lowest tracked: €0.25
Track this price

GamerScout Verdict

Best for strategy players who want a thinking-person's RTS where the AI is the real main character and patience is a build order.

Compare Prices(6 stores)

Edition:
KinguinBest price
StandardGlobalSteam KeyKey
€0.27
Priced in EUR by the store
Buy
StandardEurope (EU)Steam KeyKey
€0.39-98%
Priced in EUR by the store
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StandardGlobalSteam KeyKey
€0.49-97%
Priced in EUR by the store
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StandardGlobalSteam KeyKey
€0.60
Priced in EUR by the store
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CompleteGlobalSteam KeyKey
€2.40
Priced in EUR by the store
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CompleteGlobalSteam KeyKey
€2.49
Priced in EUR by the store
Buy
StandardEurope (EU)Steam KeyKey
€4.87-75%
Priced in EUR by the store
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StandardEurope (EU)Steam KeyGift copy
€6.25-19%
Priced in EUR by the store
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Price History

Lowest tracked
€0.255 Jun 2026
Current best
€0.27
Keyshops
€0.23€0.29€0.35€0.415 Jun28 Jun21 Jul13 Aug5 Sept
5 Jun — 5 Sept
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Screenshots & Media

About AI War 2

AI War 2 is a real-time strategy game built around a premise most RTS titles would never dare attempt: you are massively outnumbered, the AI already controls the galaxy, and every aggressive move you make raises an escalating threat level that causes the enemy to respond harder and smarter. Developed by Arcen Games and released in 2019, it sits somewhere between a classical RTS and a grand strategy title, asking you to think in systems rather than just units. You are not racing to out-produce an opponent. You are managing a slow, careful insurgency against an AI overlord that has more ships, more planets, and more patience than you do. The core loop revolves around the AI Progress mechanic, sometimes called the AIP counter. Every planet you capture, every warp gate you destroy, every factory you hack nudges that counter upward and prompts the AI to send bigger, angrier fleets your way. This single mechanic does more for strategic tension than most games achieve with an entire design document. You are constantly trading short-term gains against long-term risk, deciding whether taking that resource node is worth poking a sleeping giant. Build orders matter here, but so does restraint, which is a combination you rarely find in the genre. Fleet composition, knowledge spending, and hacking targets all feed into a decision tree that rewards players who actually think three moves ahead. For newcomers, this sounds terrifying, and honestly the tutorial could do more to ease the landing. The UI carries a lot of information density, the ship roster is enormous, and the threat systems layer on top of each other quickly. Arcen has improved onboarding across patches since launch, and there is a genuinely solid in-game guide system, but plan to spend several hours in lower-difficulty runs before the systems start clicking. The payoff is real though: once you understand the threat economy, games stop feeling chaotic and start feeling like controlled experiments. The difficulty sliders are granular enough that you can tune the AI aggression, fleet strength, and expansion behavior independently, which means a 200-hour investment is not the barrier it looks like from the outside. You can set up a run that challenges your current skill level and ratchet it up as you improve. What does not fully land is the visual presentation. Ship designs are functional but rarely exciting, and large fleet engagements can become hard to read at a glance. The sound design is adequate without being memorable. The mod ecosystem on Steam Workshop adds content and quality-of-life improvements, and the community around the game is small but knowledgeable and active on the forums, which matters in a game this complex. Multiplayer co-op is supported and genuinely changes the dynamic, since dividing strategic responsibilities between two players makes the AI feel less like an obstacle and more like a shared puzzle to solve together. The 88% positive rating on Steam across more than 1,500 reviews reflects a game that earns its reputation with a specific audience rather than trying to appeal broadly. If you want an RTS where you press attack-move and win on unit count, this is the wrong game. If you want a strategy experience where the AI is a credible, evolving antagonist and every session generates a different problem to solve, AI War 2 delivers something few games in the genre attempt with this much sincerity.

Diego
Diego · Scout Team

Strategy & simulation

Tags

steamGrand StrategyAI-Driven DifficultyCo-op StrategyThreat ManagementFleet CompositionAsymmetric RTSHigh Complexity

System Requirements

Minimum

Processor
Dual Core 64bit CPU (2.2+ GHz Dual Core CPU or better)
Memory
4 GB RAM
Graphics
NVIDIA GTX 510+, Radeon HD5900+, or Intel HD4000+
DirectX
Version 11
Storage
4 GB available space

Recommended

Processor
Any Quad Core or 3.0+ GHz Dual Core CPU
Memory
6 GB RAM
Graphics
NVIDIA GTX 660 2GB / AMD HD 7870 2GB
DirectX
Version 11
Storage
4 GB ava…

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Community Discussion

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Reviews & Ratings

Metacritic
75
Steam
88%(1,535)

Game Info

Developer
Arcen Games
Publisher
Arcen Games, LLC
Release Date
Oct 22, 2019

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Frequently asked questions about AI War 2

How much does AI War 2 cost?

As of 5 September 2026, the cheapest in-stock offer for AI War 2 is €0.27 at Kinguin, out of 10 live offers we track across verified key stores. Prices change daily — the table on this page is refreshed continuously.

Where can I buy AI War 2 cheapest?

The lowest in-stock price we track for AI War 2 is €0.27 at Kinguin (5 September 2026). We compare 10 live offers from verified key stores — the full table with every store and its trust score is on this page.

What platforms is AI War 2 available on?

AI War 2 is available on PC.

When was AI War 2 released?

AI War 2 was released on 22 October 2019.

Who developed AI War 2?

AI War 2 was developed by Arcen Games and published by Arcen Games, LLC.

Is AI War 2 worth buying?

AI War 2 holds a Metacritic score of 75/100, making it one of the standout Indie titles. See the full reviews, ratings and how-long-to-beat times on this page to decide.