Games like Castle Story

Gridmax is a tile-based survival and base-building game set in a strange alien world. Gather, craft, build, and explore at your own pace as you grow your team, establish homes across the grid, advance your technology, and search for a way home.

On RuneScape's forgotten continent of Ashenfall, dragons have awoken. Gather, build, skill and craft in this co-operative survival adventure. Only by mastering survival and uncovering ancient secrets can you hope to face the ferocious Dragon Queen.

A collaborative exploration and survival game for 1-10 players, set in a procedurally generated afterlife inspired by Viking culture. Battle, build, and conquer your way to a saga worthy of Odin’s patronage!

Build twisting mazes with tetromino blocks and deploy unique towers in this strategic roguelite tower defense adventure!

Build and automate a lunar colony that Earth depends on. Mine regolith, run conveyor-and-drone factories above and below the surface, manage colonists, trade with rival Earth factions — and play a story campaign with multiple endings.

Embark on your creative journey of vehicle design, as you create and operate vehicles to survive this dangerous open world. Anymaker is a detailed and technical vehicle builder and survival game. Design your chassis, build your engine, connect components, and travel into the unknown.

SAS is an Open World Multiplayer PVP and CO-OP Survival Game. Set in a vast environment that features Building, Crafting, Taming, Riding, Flying and Exploring Wildlife, Dinos and Dragons as well as Horrific Creatures and Instances with the ability to Morph into Spirit Animals.

A cozy multiplayer building sandbox where every world is shared and persistent. Place and break blocks, farm crops, fish, craft gear, and decorate your space alongside other players. No combat, no death penalty, just building at your own pace.

Biovoid is a creature-building roguelike game where you slay hordes of hostile aliens. Combine a variety of cells and mutations to create game-breaking builds and evolve from a fragile hatchling to a deadly predator.

Mine by day, defend by night. Master 25+ spells, sell rare ores for gear upgrades, and grow stronger each run in this procedurally generated roguelite tower defense. Enjoy full controller and Steam Deck support.

Command automated military defenses, upgrade your fortress, and survive massive zombie waves in this action-packed idle defense game. Build powerful defenses, unlock upgrades, and hold the line against endless undead hordes.

A peaceful open world of forests, rivers and wide meadows. Set out alone or with up to 4 friends to find the place you’ll call home. Build a quiet life or grow your settlement into a thriving new civilization. The choice is yours.

A short incremental siege game centered around growing and strengthening an army to defend your kingdom. Seize the crown from an endless wave of enemies for your best chance at survival!

A physics sandbox built on real chemistry. Drop 674 materials into a falling-sand world and watch them react, burn, freeze and explode. Then wire circuits, test wings in a wind tunnel, or split light through lenses — alone or with friends online.

Program a crew of tiny robots to turn a frozen planet into a living world. Connect visual code blocks, automate crafting, and build a workforce that fuels itself. Keep the heat flowing, refine your machines, and watch your ideas come to life.

Play a major role in an evolving simulation of simulations. Explore endless 2D and 3D dimensions spanning nearly every game genre, with 50+ experimental prototypes and stories whose worlds, systems, discoveries, and ideas can become part of the greater experience.

Team up with your friends and build a thriving trade empire in this CO-OP strategy and economy simulation set on a lively island. Begin with a small market, share tasks, manage production chains, raise livestock, and dominate the economy together through changing seasons and dynamic festivals!

A game within a game. In this entirely new kind of simulation RPG, become a guild master, develop your town, recruit guild members, and conquer dungeons. Every decision you make becomes your own chronicle.