Single-player games like Fantasy battle islands
Below are 8 single-player Steam games similar to Fantasy battle islands, 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 Fantasy battle islands page.
Ranked picks
- 1

Colonization Simulator
Single-player alternative to Fantasy battle islands — playable solo, no multiplayer required. Shares Strategy and Indie with Fantasy battle islands.
Colonize rich planets with vegetation or deserted moons. Build a functional and prosperous colony. Take care of your colonists. Experience adventures on distant worlds or build a colony on planets in our solar system.
- 2

Cartel Tycoon
Single-player alternative to Fantasy battle islands — playable solo, no multiplayer required. Shares Action and Strategy with Fantasy battle islands.
Cartel Tycoon is a survival business sim inspired by the ‘80s and '90s narco trade. Expand and conquer, fight off rival thugs and evade the authorities. Earn people's loyalty and strive to overcome the doomed fate of a power-hungry drug lord.
- 3

Make Your Kingdom
Single-player alternative to Fantasy battle islands — playable solo, no multiplayer required. Shares Strategy and Indie with Fantasy battle islands.
Make Your Kingdom is a city-building game unique to its genre. Play as a founder of the settlement — help build your kingdom, carry the resources, talk to other settlers, motivate them and fight off hordes of orcs with your own sword!
- 4

Lessaria: Fantasy Kingdom Sim
Single-player alternative to Fantasy battle islands — playable solo, no multiplayer required. Shares Strategy and Indie with Fantasy battle islands.
Lessaria is an RTS inspired by Majesty 👑 where you guide heroes with indirect control. Play through the campaign or relax in sandbox mode as you build your magical kingdom.
- 5

Legends of Ellaria
Single-player alternative to Fantasy battle islands — playable solo, no multiplayer required. Shares Action and Strategy with Fantasy battle islands.
Legends of Ellaria is a unique blend of sandbox action-RPG and real-time strategy. Build a new kingdom for your people, construct and manage its cities, command your troops in epic battles and join them fighting in third-person action, and live adventures in an immersive high fantasy world.
- 6

Folk Tale
Single-player alternative to Fantasy battle islands — playable solo, no multiplayer required. Shares Strategy and Indie with Fantasy battle islands.
Folk Tale is a single-player fantasy village builder RPG game. Grow your village from nothing, recruit heroes, explore dungeons, battle bosses, and take home a big bag of sweet loot.
- 7

Prison Architect
Single-player alternative to Fantasy battle islands — playable solo, no multiplayer required. Shares Strategy and Indie with Fantasy battle islands.
Only the world’s most ruthless Warden can contain the world’s most ruthless inmates. Design and develop your personalized penitentiary in Prison Architect.
- 8

Academia : School Simulator
Single-player alternative to Fantasy battle islands — playable solo, no multiplayer required. Shares Strategy and Indie with Fantasy battle islands.
Design, build, and manage a high school with terrific teachers and fantastic facilities or simply let your students poop in the bushes? Academia : School Simulator is a management/tycoon game where you get to decide!