- Release Year: 1999
- Platforms: Windows
- Publisher: Firaxis Games East, Inc.
- Developer: BreakAway Games Ltd., Firaxis Games East, Inc.
- Genre: Strategy, Tactics
- Perspective: Diagonal-down
- Game Mode: LAN, Online Co-op, Single-player
- Gameplay: characters control, Multiple units, Point and select, Random scenario generator, Real-time, Scenario editor
- Setting: Historical events, North America, War
- Average Score: 86/100

Description
Sid Meier’s Antietam! is a real-time strategy wargame that allows players to command either the Union or Confederate forces during the pivotal Battle of Antietam in the American Civil War. The game features historical engagements, theoretical scenarios, and a random scenario generator, offering a deep and immersive experience of one of the bloodiest days in U.S. history.
Gameplay Videos
Sid Meier’s Antietam! Patches & Updates
Sid Meier’s Antietam! Mods
Sid Meier’s Antietam! Guides & Walkthroughs
Sid Meier’s Antietam! Reviews & Reception
metacritic.com (82/100): Without a doubt one of the most remarkable Civil War games I’ve played, even better than Gettysburg.
gamesreviews2010.com (90/100): Sid Meier’s Antietam! is a classic real-time strategy game that offers a challenging and rewarding experience for players of all skill levels.
Sid Meier’s Antietam! Cheats & Codes
PC
Press Shift + Enter, type in the desired code, and then hit Enter.
| Code | Effect |
|---|---|
| Pickett | Advance Clock to End Time (Confederates) |
| Sedgewick | Advance Clock to End Time (Union) |
| Halleck | Computer vs. Computer (Union & Confederates) |
| Jackson | Eliminate Stress (Confederates) |
| Hancock | Eliminate Stress (Union) |
| Longstreet | Fortify Everyone (Confederates) |
| Hooker | Fortify Everyone (Union) |
| Lee | Rally Routed Troops (Confederates) |
| Sheridan | Rally Routed Troops (Union) |
| Hill | Reinforcements (Confederates) |
| Reynolds | Reinforcements (Union) |
| Stuart | Reset Clock to Start Time (Confederates) |
| Buford | Reset Clock to Start Time (Union) |
| Hotchkiss | See All Troops (Confederates) |
| Warren | See All Troops (Union) |
| Harrison | See Enemy Battle Plans (Confederates) |
| Custer | See Enemy Battle Plans (Union) |
Sid Meier’s Antietam!: Review
Introduction
Sid Meier’s Antietam! is a tour de force in historical war gaming that strikes an exquisite balance between strategic depth and accessible gameplay. This sequel to the groundbreaking Gettysburg! builds on its predecessor’s foundation to deliver an even more immersive experience set against the backdrop of the bloodiest single-day battle in American history. The game’s technical achievements, coupled with its historically authentic presentation and deeply engaging gameplay mechanics, make it a benchmark in the strategy genre that continues to captivate players and historians alike.
Development History & Context
Antietam! was developed by Firaxis Games and BreakAway Games, with Sid Meier at the helm. The project was a continuation of their successful Civil War series, seeking to enhance the Gettysburg! engine with more precise artificial intelligence, richer unit interactions, and historically-accurate terrain modeling. The development team worked closely with renowned historians like Scott Hartwig and Joseph L. Marsh to ensure the order of battle and strategic landmarks were precisely represented. The game was released exclusively online, marking a bold experiment in digital distribution during an era dominated by retail sales.
Narrative & Thematic Deep Dive
The game’s narrative focuses on the Battle of Antietam, allowing players to command either Union or Confederate forces through a series of historically accurate scenarios or alternative “what-if” missions. While the story itself is presented through in-game briefings and maps, the game’s thematic weight emerges from its unflinching portrayal of the harsh realities of war, where effective strategy is as important as the courage and endurance of individual soldiers. The game’s immersive quality encourages players to reflect on the gravity of command decisions and the human cost of military conflict.
Gameplay Mechanics & Systems
Antietam! introduces several gameplay refinements that enhance the tactical experience. The AI has been significantly improved to simulate more realistic enemy behavior, dynamically adjusting strategies based on the player’s actions. New unit types, including specialized regiments with unique uniforms and capabilities, add depth to the order of battle. The terrain plays a crucial role, with detailed line-of-sight calculations and movement constraints that accurately reflect the historical battlefield’s topology. Morale and fatigue systems simulate the psychological and physical tolls of battle, requiring careful management of resources and troop placement.
World-Building, Art & Sound
The game’s visual and auditory presentation is a triumph of attention to detail. The 3D landscapes are based on actual battlefield maps, with precise recreations of topographical features like the Sunken Road and Burnside’s Bridge. Unit models boast historically accurate uniforms right down to regional distinctions, bringing the chaos of the Civil War to life. The sound design features authentic period music and fife-and-drum field tunes, immersing players in a sensory experience that transports them back to the 19th century.
Reception & Legacy
Upon release, Antietam! received widespread critical acclaim for its fusion of historical accuracy and engaging gameplay. It earned a Metacritic score of 83% and was named Computer Gaming World’s Wargame of the Year. While sales were respectable, the game’s digital-only release limited its commercial reach. Its legacy, however, extends well beyond sales figures, influencing subsequent war games with its emphasis on nuanced AI, detailed unit interactions, and rich historical context. The game remains a beloved classic among strategy enthusiasts and continues to receive praise for its immersive experience.
Conclusion
Sid Meier’s Antietam! is an enduring masterpiece in the realm of strategy gaming. Its combination of historical fidelity, deep tactical gameplay, and immersive presentation has secured its place as one of the most respected titles in the genre. Whether leading the Union to tactical victory or experiencing the dramatic sweep of the Antietam battlefield from the Southern perspective, players are treated to an engaging and thought-provoking experience that transcends the usual conventions of war gaming. This is a game that not only entertains but also educates and challenges, making it a must-play for both strategy gamers and history buffs.