Single-player games like Mercs
Below are 9 single-player Steam games similar to Mercs, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Mercs page.
Ranked picks
- 1

Tooth and Tail
Single-player alternative to Mercs — playable solo, no multiplayer required. Shares Strategy and Indie with Mercs.
Lead the revolution with an army of flamethrowing Boars, mustard gas-lobbing Skunks, and paratrooper-puking Owls. Tooth and Tail is a Real-Time-Strategy game featuring Single Player, Online Competitive Play, Split Screen, Replays, and more. Build a base, lead your army, eat your enemies!
- 2

Crush Your Enemies
Single-player alternative to Mercs — playable solo, no multiplayer required. Shares Strategy and Indie with Mercs.
Go back to the awesome glory days of Real-Time Strategy games. Crush Your Enemies has everything you love of the genre: Planning, choosing different types of units, managing resources, taking enemy territory and outwitting your opponent with the ingenious formations of your men.
- 3

8-Bit Armies
Single-player alternative to Mercs — playable solo, no multiplayer required. Shares Strategy and Indie with Mercs.
8-Bit Armies is a retro Real-Time Strategy game. With a colorful, blocky voxel art style, 8-Bit Armies is Petroglyph's most fast-paced, friendly, and accessible RTS game to date. Featuring a campaign of 25 single-player missions, 12 co-op missions, multiplayer and skirmish modes.
- 4

Wargroove
Single-player alternative to Mercs — playable solo, no multiplayer required. Shares Strategy and Indie with Mercs.
Take to the battlefield with Wargroove, a strategy game for up to 4 players! Choose your Commander and wage turn-based war on battling factions. Design and share maps, cut-scenes and campaigns with easy-to-use editors and in-depth customization tools!
- 5

Tumblestone
Single-player alternative to Mercs — playable solo, no multiplayer required. Shares Strategy and Indie with Mercs.
Tumblestone is the first original action-puzzle game of the past fifteen years -- completely reinventing the genre into a deep and cerebral puzzle solving experience that you won't forget.
- 6

Pit People®
Single-player alternative to Mercs — playable solo, no multiplayer required. Shares Strategy and Indie with Mercs.
In this fast-paced, turn-based, co-op adventure you'll quest and explore, find awesome loot, customize your fighters, and recruit strange species! Come master your destiny in this strategic game of positioning.
- 7

Skulls of the Shogun
Single-player alternative to Mercs — playable solo, no multiplayer required. Shares Strategy and Indie with Mercs.
Enter the Samurai Afterlife and join forces with vibrant ghost-samurai warriors, magical animal monks, and mustachioed samurai generals. It's fast-paced turn-based strategy inspired by Advance Wars, and supercharged with fighting-game flare!
- 8

Monaco: What's Yours Is Mine
Single-player alternative to Mercs — playable solo, no multiplayer required. Shares Strategy and Indie with Mercs.
Monaco: What's Yours Is Mine is a single player or co-op heist game. Assemble a crack team of thieves, case the joint, and pull off the perfect heist.
- 9

Aetherspace
Single-player alternative to Mercs — playable solo, no multiplayer required. Shares Strategy and Indie with Mercs.
Aetherspace is a game about turn-based battles between outlaw gangs. In space. With starships.