Games like Siege of Centauri
by Stardock Entertainment
Element TD 2 - Tower Defense and DG2: Defense Grid 2 play most like Siege of Centauri. Of the 18 closest games below, most share its tower defense and real time tactics; 1 came out in the last year, 9 are free or under $10 and 4 have co-op. The best known is The Riftbreaker, with 22,176 Steam reviews.
View on Steam · $14.99 →
Ranked by how similar the games actually are, not by sales. Released and Price are remembered for next time.
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Element TD 2 - Tower Defense
Apr 2, 2021 · Element Studios
Both: Tower Defense · Real Time Tactics · PvE
Element TD 2 sees you combine powerful elements to create unique towers. Prove your defenses against challenging foes, and compete or cooperate with others to determine who has mastered the elements.
Tower DefenseReal Time TacticsMultiplayerFantasyStrategyPvEPvPTeam-BasedCompetitiveCharacter Customization👍 2,877DG2: Defense Grid 2
Sep 23, 2014 · Hidden Path Entertainment
Both: Tower Defense · Base Building · Real Time Tactics
Great strategy is timeless. Build, adapt, and defend across dynamic maps, solo or online - every session brings new strategies, new solutions, and new surprises. Now is the perfect time to enter the grid.
Tower DefenseStrategyActionSci-fiTacticalBase BuildingRTSStylizedCombatReal Time Tactics👍 2,706Ceniza - Tower Defense
9 days ago · Aurora La Revoltosa
Both: Tower Defense · Real Time Tactics · Isometric
Build the route. Recover your stolen cores. CENIZA combines 3D tower defense with a fully voiced six-chapter campaign, unpredictable chips and colossal robotic bosses. Shape your defenses, survive the assault and change the rules with Steam Workshop mods.
StrategyTower DefenseReal Time Tactics3DIsometricSci-fiDystopian Post-apocalypticRobotsTacticalCreeper World 4
Dec 3, 2020 · Knuckle Cracker
Both: Tower Defense · Real Time Tactics
The unstoppable fluid enemy has returned and destroyed every world in its path! Defend against Creeper as it floods across the 3D terrain in this real time strategy game where the enemy is a fluid.
Tower DefenseReal Time TacticsWargameBuildingRTSSpaceStrategy3DPhysicsWar👍 4,554Legion TD 2 - Multiplayer Tower Defense
Oct 1, 2021 · AutoAttack Games
Both: Tower Defense · Competitive · PvE
An infinitely replayable multiplayer and single-player tower defense. Defend against waves of enemies and destroy the enemy's king before they destroy yours. Legion TD 2 is a one-of-a-kind game of tactics, teamwork, and prediction. Party as 1-8 players.
Tower DefenseMultiplayerAuto BattlerStrategyPvPReplay ValueCompetitiveOnline Co-OpCo-opPvE👍 12,618Void Guard Outpost
Mar 21, 2025 · Winged Dog Studios
Both: Tower Defense · PvE · Real Time Tactics
Build towers, shape enemy paths, and defend your outpost from endless waves. Survive escalating threats, destroy falling asteroid hazards, and push your defenses to their limits in Endless Mode.
Tower DefenseStrategyBuildingSci-fiRTSPvEReal Time TacticsIndieTurn-Based Tactics3DTower Dominion
May 7, 2025 · Parallel 45 Games
Both: Tower Defense · Base Building
Build and design the terrain while defending your stronghold against alien invasion in this unique Roguelike tower defense. Choose from 30 heroes, survive enemy waves, and upgrade a variety of destructive towers to hold the line!
Tower DefenseStrategyBase BuildingRoguelikeRTSTacticalRogueliteChoices MatterProcedural GenerationResource Management👍 5,147The Riftbreaker
Oct 14, 2021 · EXOR Studios
Both: Base Building · Tower Defense
The Riftbreaker is a solo or Co-op base-building, survival game with Action-RPG elements for up to 4 players. Hack & slash countless hordes of enemies. Build up your base, craft powerful weapons and research new inventions to survive.
Base BuildingOnline Co-OpMultiplayerTower DefenseSurvivalAction RPGHack and SlashExplorationSandboxBuilding👍 22,176Sentinel 3: Homeworld
Feb 3, 2014 · Origin8
Both: Tower Defense
The biggest installment of the award winning Sentinel sci-fi tower defense series now on PC!Take the fight to the alien homeworld and unleash a massive arsenal of weaponry. Get up close and personal on the battlefield in your power armor to execute devastating attacks and support your defenses! * An epic campaign across 20 levels.
Tower DefenseStrategyIndieSci-fiAction👍 140Age of Darkness: Final Stand
Jan 15, 2025 · PlaySide
Both: Tower Defense · Base Building · PvE
Age of Darkness: Final Stand is a dark fantasy survival RTS where you must illuminate, build and defend humanity’s last bastion against hordes of Nightmares. Set in the remnants of a kingdom consumed by a deadly fog, you decide. Will you hide in the light? Or take back your world.
Tower DefenseAction RTSStrategyRTSBase BuildingPvEDark Fantasy3DFantasyStylized👍 9,497Band of Defenders
Apr 5, 2018 · Alda Games
Both: Real Time Tactics · Tower Defense · Base Building
A Co-Op FPS game with base building in a post-apocalyptic world. Craft weapons, build barricades and automated turrets, unlock new gear and items for visual customization and kill all savages and mutants trying to destroy the remnants of human civilization.
FPSWargameReal Time TacticsTower DefenseBase BuildingSandboxPvEReal-TimeBuildingShooter👍 313Sol Survivor
Mar 15, 2010 · Cadenza Interactive
Both: Tower Defense
Jump in to intense turret defense action with Sol Survivor! Build turrets to defend your colony and the innocent colonists within. Smash enemies with volleys of actively-controlled orbital support. Play with friends in co-operative and competitive multiplayer matches or test your mettle against our new Survival mode!
Tower DefenseStrategyIndieCo-opSci-fiMultiplayerSingleplayerAddictiveSurvival👍 317Space Run
Jun 13, 2014 · Passtech Games
Both: Tower Defense · Real-Time
Space Run is a «real-time spaceship construction strategy game». Space Run takes the well-known Tower Defense-style gameplay and twists it, challenging you to manage and protect a spaceship and its cargo against the hazards of deep space!
Tower DefenseStrategySpaceIndieSci-fiSingleplayerAdventureActionSpaceshipsReal-Time👍 1,770Axon TD: Uprising - Tower Defense
Sep 27, 2024 · Element Studios
Both: Tower Defense · Real Time Tactics · PvE
Axon TD lets you expand the map boundaries themselves. A huge arsenal of towers and a wide variety of enemies clash in a battlefield that grows to your whims. Engage in single, cooperative, and roguelite gameplay.
Tower DefenseReal Time TacticsRogueliteStrategyPvERTSRoguelikeOnline Co-OpSci-fiTactical👍 707Planet TD
Jan 6, 2023 · MD Games
Both: Tower Defense · Real Time Tactics
6 different types of towers! 4 planets with different characteristics! 25 different enemies. Drones, Tanks, Biorobotic enemies and many different ground and air vehicles! Snowy and Glacial maps, Desert and Arid lands! Prepare to defend the solar system against invaders!
Tower DefenseReal Time TacticsAuto BattlerTactical3D PlatformerCasualStrategyRTS2D PlatformerWargame👍 124Defense Grid: The Awakening
Dec 8, 2008 · Hidden Path Entertainment
Both: Tower Defense
Defense Grid: The Awakening is a unique spin on tower defense gameplay that will appeal to players of all skill levels. A horde of enemies is invading, and it's up to the player to stop them by strategically building fortification towers around their base.
Tower DefenseStrategySci-fiSingleplayerIndieAliensFuturisticAddictiveTouch-FriendlyReplay Value👍 4,531Ancient Planet Tower Defense
Feb 3, 2015 · Moonlight Mouse
Both: Tower Defense · Isometric
Ancient Planet is classic tower defense game. The stronghold of an ancient civilization has been invaded by hordes of alien raiders. Use powerful technologies of the Ancient and repel the attack of the enemy's armies!
Tower DefenseStrategyIndieCasualIsometricAtmosphericDifficultComedySingleplayer👍 871Inbound UFO
Aug 28, 2019 · Invenmatic
Both: Tower Defense · Real Time Tactics
With a style inspired by the RTS games from early 2000's, a new tower defense combines in a unique way action, tactics, replay value and fun. They are here! Choose your targets, upgrade, replay, discover your enemies and your tactical skills.
Tower DefenseReal Time TacticsStrategyAliensBullet HellMilitaryDifficultSingleplayerReplay ValueRealistic
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