Category: Sci-Fi

Heavy Metal Machines

Heavy Metal Machines is a free-to-play combat racer that blends arcade driving with MOBA-style team fights, all wrapped in a loud, post-apocalyptic heavy metal aesthetic. Two squads clash in short, aggressive matches where the goal is not simply to out-race opponents, but to control a bomb and force it into enemy territory through smart positioning, ability timing, and coordinated brawling.

Publisher: Hoplon Infotainment
Playerbase: Low
Type: Action / Racing
Release Date: January 31, 2017
Pros: +Distinct vehicle roles with plenty of style options. +Easy-to-learn handling that stays responsive under pressure. +Team-focused combat that rewards coordination.
Cons: -Low playerbase. -Limited variety with only one map and one mode.

Star Sonata 2

Star Sonata 2 is a top-down, space-focused MMO that leans heavily into sandbox play, real-time ship control, and long-term empire building. Instead of guiding a character through quests and hubs, you pilot a ship directly, carve out influence through industry and combat, and aim for the game’s ultimate prestige goal, holding the Emperor title when the universe cycle concludes.

Publisher: Landauer Games
Playerbase: Low
Type: Space Simulation MMO
Release Date: November 12, 2011
Pros: +Straightforward basics with deep mastery. +Large-scale PvP clashes. +Open-ended sandbox progression. +Extensive build and ship customization.
Cons: -Paid gates on some features and content. -Old-school, RTS-like handling may feel dated. -Minimalist interface and presentation.

Dual Universe

Dual Universe is a sci-fi, first person sandbox MMORPG built around the idea of a single persistent universe where players are the primary architects. Instead of hopping between instanced zones, you explore, mine, craft, and construct in a shared space where player-made ships, bases, and markets shape the day-to-day experience. With procedurally generated planets expanding outward as explorers push deeper into space, the game aims to feel like a frontier that grows with its community.

Publisher: Novaquark
Playerbase: Low
Type: Sandbox MMORPG
Release Date: September 27, 2022
Pros: +Massive space to discover across procedurally generated worlds. +Striking visuals and strong sci-fi atmosphere. +Deep building and scripting that lets players reshape the universe.
Cons: -Updates can feel infrequent. -Technical rough edges and performance hiccups. -High barrier to entry for new players.

MachineCraft

MachineCraft is a 3D building and crafting sandbox focused on designing functional vehicles and combat machines out of modular parts. It mixes open-ended construction with multiplayer test arenas, plus a challenge-driven mode that pushes you to solve objectives using your own engineering ideas.

Publisher: G2Crew
Playerbase: Low
Type: Sandbox Crafting
Release Date: March 25, 2016
Pros: +Extremely open-ended building potential. +Huge variety of creations possible. +Creative mechanical parts and weapons.
Cons: -No proper in-game tutorial to teach parts and systems. -Tough learning curve for new builders. -Very low playerbase.

Darkwind: War on Wheels

Darkwind: War on Wheels is a turn-based vehicle-combat MMO that drops you into a harsh, post-apocalyptic badlands where planning matters as much as firepower. It blends simultaneous, turn-based decision making with convincing car handling, creating a distinctive rhythm that feels part tactical tabletop, part demolition derby, and part desert road war.

Publisher: Psychic Software
Playerbase: Low
Type: Strategy-Racing MMO
PvP: Deathmatch / Conquest / Leagues
Release Date: May 04, 2007
Pros: +One-of-a-kind tactical driving combat. +Believable vehicle physics and damage. +Supportive, tight-knit community.
Cons: -Interface feels dated and clunky. -Steep onboarding for new gangs. -Events can involve a lot of waiting before they kick off.

Bots

BOTS (Bots of Unlimited Transformation) is an online multiplayer action game built around arena battles where players pilot transforming robots assembled from interchangeable parts. It mixes straightforward brawler combat with light MMO progression, letting you team up with friends to push back virus enemies in PvE or jump into competitive modes for quick matches and bragging rights.

Publisher: Acclaim, NHN, Zylon Gaming
Playerbase: Low
Type: Action MMO
PvP: Deathmatch / Base Mode
Release Date: April 2006
Pros: +Deep robot customization with swappable parts. +Supports solo play and multiplayer battles. +Arcade-like beat ’em up action.
Cons: -Very limited starter roster with only three Bots. -Visuals feel dated by modern standards. -Restricted to one bot per account.

Starbreak

Starbreak is a free-to-play roguelike MMO action platformer built around quick runs through unpredictable sci-fi stages. You drop into procedurally assembled worlds, clear rooms packed with hostile aliens, and take on dangerous bosses while hunting for better gear. With four distinct Shell classes and a strong emphasis on co-op coordination, the game leans heavily on player skill, positioning, and adapting to whatever the next generated layout throws at you.

Publisher: Crunchy Games
Playerbase: Low
Type: Action Platformer
Release Date: May 10, 2016
Pros: +Randomized worlds that keep runs fresh. +Co-op play that rewards coordination. +Tight, skill-driven platform combat.
Cons: -No PvP mode for competitive players. -Steep difficulty curve early on.

Fractured Space

Fractured Space is a sci-fi MOBA built around piloting enormous capital ships in team-based battles. Instead of controlling a single hero on foot, you captain a warship in fully 3D space, coordinating with four allies to seize resource points, take forward bases, and open a path to the enemy stronghold for the final kill.

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Publisher: Edge Case Games, Ltd.
Playerbase: Medium
Type: MOBA Action/Strategy
Release Date: September 22, 2016
Pros: +Excellent ship visuals and effects. +Punchy, readable sound design. +Fair, mostly even match flow. +User-friendly interface.
Cons: -Performance can dip on lower-end systems. -Not many maps or ways to play.

Astro Lords: Oort Cloud

Astro Lords: Oort Cloud is a sci-fi action MMORTS that mixes space piracy, real-time ship fights, and long-term base development. You play as an “Astro Lord”, the owner of a colonized asteroid that serves as your command center, shipyard, and resource bank while you expand influence through raiding, trading, and production across nearby rocks in the Oort Cloud.

Publisher: Bisbog
Playerbase: Low
Type: Strategy
PvP: Arena / Raids
Release Date: April 15, 2015
Pros: +Fast, satisfying ship skirmishes. +Lots of systems to juggle and optimize. +Bright, detailed presentation.
Cons: -Monetization can feel pay-to-win. -Progression leans on longer and longer timers. -Battles can be shallower than they first appear.

Star Crusade

The far edge of space becomes a battleground after the discovery of what appears to be the last remaining Stargate. Star Crusade takes that premise and turns it into a digital collectible card game where you pick one of six races, build a race-locked deck, and fight other players online for control and bragging rights.

Publisher: Xim, Inc
Playerbase: Small
Type: CCG Strategy
Release Date: December 15, 2015
Pros: +Space setting and faction flavor. +Strong ambient soundtrack. +Card crafting via melting extras. +Developers appear engaged with feedback.
Cons: -Frequent instability, crashes, and assorted bugs. -Very familiar design that closely resembles genre leaders. -Monetization can feel pay-to-win.