Games like Entropia Universe

"Space Battle Royale" is a frenetic arcade game set in space, where players must navigate unique maps and utilize five classes of weapons to survive and dominate the arena. With a variety of upgrades based on alien technology, players can build the ultimate fighting machine and engage in strategic combat. Even if defeated, players can upgrade their attributes and modify their ships for another chance at victory.

Second Galaxy is an open-world sci-fi game combining RPG and SLG elements, set in a universe of 4,961 galaxies. Commanders can explore, fight for resources, form alliances, trade freely, and engage in epic intergalactic battles with players worldwide. The game features a creative vision of the future with five unique nations, each with diverse interstellar ship designs, vying for dominance in the Second Galaxy.

Pax Dei is an open-world multiplayer RPG where players craft tools, battle enemies, and explore to gather resources and gold. Accumulate Grace to perform powerful Miracles and claim personal plots of land to build and expand. Engage in trading or combat with others as you carve out your own path in a dynamic, player-driven world.

"Star Trek Online" is a free-to-play, massively multiplayer warfare role-playing game set in the Star Trek universe. Experience being a starship captain, upgrading your ship's weapons and shields, and interacting with characters from the TV show. Explore planets, complete missions, and upgrade your character with new abilities, weapons, and stats. However, be prepared for a grindy and buggy experience.

"Ascent: The Space Game" is a sandbox-style space simulation game that allows players to explore, mine, trade, and fight in a vast universe. Construct and manage space stations, build and customize space ships, and form alliances with other players. Features a procedurally generated galaxy with thousands of star systems and planets to discover.

Entropia Universe is a vast sci-fi MMO featuring a persistent, single-shard universe where virtual assets have real-world value. Players enjoy infinite skill development with no fixed classes and can engage in activities like hunting, mining, and company ownership. Its unique economy allows true financial investment and profit through in-game enterprises and land ownership.

"Boundless" is a massively multiplayer role-playing game with fantastic mechanics and delightful visuals, allowing up to 2 players to cooperatively or competitively explore, build, hunt, trade, and craft across a variety of interconnected planets. The Harvest Era update brings even more features to this already immersive game. With the option of in-app purchases, players can impact the universe and forge their own path as they choose between various professions.

A unique card battler with randomly generated survival arenas and a brave tale of robot rebellion. Can you defeat The Kernel and save robotkind? Play a deep single-player campaign or compete in intense local and online multiplayer!

In the sandbox MMORPG, Xsyon: Prelude, players are survivors in a post-apocalyptic world that has reverted to a medieval state. Set up camps, scavenge for resources, and craft items to progress, while interacting with a living world and other players in this unique virtual world. A website account is required to play and participate in the game's community and development discussions.

"Allods Online" is a fantasy MMORPG set in the expansive world of Sarnaut, where players can explore, quest, and engage in PvP combat. The game features a unique astral ship system, allowing players to navigate through astral space and engage in ship-to-ship battles. With a choice of eight races and ten classes, players can customize their characters and join factions to fight for territory and resources.