Games like Cubic Castles
Your blocks, your castle, your world! Build anything you can dream up and explore with other players! Cubic Castles is a mini-MMO that combines the best of block-building and 3D platform action! Create fantastic parkour challenges, explore worlds made by other players, or even make friend!

Top 12 games similar to Cubic Castles
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Rust
The only aim in Rust is to survive. Everything wants you to die - the island’s wildlife, other inhabitants, the environment, and other survivors. Do whatever it takes to last another night.
ActionAdventureIndie - 2

ARK: Survival Evolved
Stranded on the shores of a mysterious island, you must learn to survive. Use your cunning to kill or tame the primeval creatures roaming the land, and encounter other players to survive, dominate... and escape!
ActionAdventureIndie - 3

XERA: Survival
Action-focused, open world survival shooter, PvPvE against fellow mercenaries and lethal XOIDS. Raid for resources alone or with team-mates, build and defend your base, stash your gear and survive against the odds. You are the hunters. You are the hunted. And the robots never sleep…
ActionAdventureFree To Play - 4

Boundless
Shape your citizen, forge your destiny and sculpt your world in this epic voxel sandbox MMO built on endless possibility.
ActionAdventureIndie - 5

Deepworld
Deepworld is a massively-multiplayer 2D crafting adventure game. Mine and craft your way through a persistent online universe where there's always something new to discover. Battle frightening monsters, mysterious automatons, and other players in PvP!
ActionAdventureCasual - 6

Out of Reach
You’re a castaway stranded in the middle of nowhere. Storm is gone, the worst certainly not. Look for food and resources, craft gear, make shelters. These are the basics, you need much more to stay alive on this cut-off-the-world, yet not desert island. Build & burn, sail & explore, be Out of Reach!
ActionAdventureIndie - 7

Spiral Knights
Join the ranks of the Spiral Knights. Stranded on an alien world, you must explore the ever-changing Clockworks beneath its surface.
ActionAdventureCasual - 8

Starbound
You’ve fled your home, only to find yourself lost in space with a damaged ship. Your only option is to beam down to the planet below, repair your ship and set off to explore the universe...
ActionAdventureCasual - 9

Wild Terra Online
Wild Terra Online is a sandbox RPG, in a completely player-controlled medieval world. You will have to survive in a forest full of predators, build a shelter and improve your crafts skills, tame animals and fight for treasures. You can become anyone and do whatever you want!
ActionAdventureFree To Play - 10

Trove
Grab your friends, hone your blades, and set off for an epic procedurally generated adventure in Trove! Battle the Shadow in realms filled with dungeons and items created by your fellow players. Whether hunting treasure or building realms of your own, it’s never been this good to be square!
ActionAdventureCasual - 11

Pixel Worlds: MMO Sandbox
Pixel Worlds is a free-to-play sandbox MMO where players build worlds, craft items, explore dungeons, farm resources, and trade in a player-driven economy, all within a shared online universe rebuilt as a fresh start for a fair and stable long-term experience.
AdventureFree To PlayIndie - 12

Rend
Epic fantasy adventure meets competitive survival in Rend. Inspired by the fabled universe of Nordic myth, choose to play solo in Classic and Exploration modes to build your stronghold, tame brutal creatures, and conquer enemy players or play among three rival factions in Faction War mode.
ActionAdventureIndie
About imho.run
imho.run is a Steam game recommender that combines collaborative filtering (ALS / iALS / EASE / LightGCN) with content-based scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted gameplay vibes from review text. The lists you see here are generated in seed mode — anchored on Cubic Castles— so they answer the question “what plays like this?” rather than “what fits my library?”
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