Top similar games like Sentinel 4: Dark Star:
Sentinel 4: Dark Star $6.99
Want a tactical and strategic tower defense challenge that's packed with options and upgrades? Take command of the dropship Sentinel and do battle across a vibrant sci-fi world.
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Expand & Exterminate: Terrytorial Disputes - Endless Base Defense$9.99
The best elements of Real-Time Strategy (RTS) and Tower Defense genres combined into a new Base Defense game. Defend against countless waves of enemies while you expand your base, gather resources, and research technologies to defeat the ever strengthening enemy units.

Defend the Rook$17.99
A roguelike tactics board combat combined with tower defense elements. Defeat the invading hordes to stay alive and save the land! Enjoy more tactics than a normal TD game, combined with the added challenge of building towers and fighting off waves of enemies!

Empires in Ruins$17.99
The bastard child of Grand Strategy and Tower Defense, with a black humor infused plot, set in a grim, disillusioned world. Quell the rebellion, tame the Western Marches, disobey your orders and save your brandy. Not strictly in this order.

Dungeon Defenders$14.99
Create a hero from one of four classes to save Etheria in this 4-player coop Tower Defense Action-RPG. Includes Steam exclusive Portal gun & TF2 familiars!

Guardian Grids$3.99
A simple and fun tower defense game! Combining light card elements with the fun of randomness.

Kingdom Two Crowns$19.99
In Kingdom Two Crowns, players must work in the brand-new solo or co-op campaign mode to build their kingdom and secure it from the threat of the Greed. Experience new technology, units, enemies, mounts, and secrets in the next evolution of the award-winning micro strategy franchise!

Warf$4.99
Unleash strategic survival in Warf, where you guide Warf through relentless hordes, deploy towers, and engage in thrilling combat. Defend against the horde and emerge as the ultimate survivor in this innovative fusion of survival action and tower defense

TDS - Tower Defense Strategy$17.99
TOWER ▪ DEFENSE ▪ STRATEGY. Control Vessels. Utilize their uniquely deep set of towers. Create an everchanging defense. Play with friends. Protect your Basin at all costs. An absolute Tower Defense, Real-Time Strategy Hybrid

Castle Defense Battles$2.99
Castle Defense requires strategic thinking and tactical timing to defend your Castle from an onslaught of evil monsters.

Guardians of Hyelore$19.99
Guardians of Hyelore is an action-packed unit recruitment game pitting your units and strategies against an onslaught of enemies. Hire units, improve your troops, earn achievements, and spawn your Guardian to fight 150+ unique enemies in this exciting take on the army-spawning action genre.

Knights vs Nature$4.99
Guide your knightly army to reclaim a world overthrown by nature's beasts, well-fed and oversized, they are determined to stay in control! Build powerful towers and unleash destructive spells to destroy every last one!

Tyfortress: Tactical Typing$3.99
Protect human race last fortress against the robots by typing phrases and single words! Build and evolve towers that will help while you destroy robots by typing their words! Oh, and don't forget... Before that, you'll need to type phrases fast to gather a good amount of resources to build towers!

Heroes of Higher Realms$4.99
Man the turrets! Command a powerful army of heroes and towers to defend your realm from the forces of darkness in Heroes of Higher Realms, the epic tower defense game!

Royal Wars: Farm TDFREE
Royal Wars: Farm TD is a free-to-play tower defense game where strategy meets luck. Place randomly selected towers, merge them to unlock higher tiers, and defend your kingdom through multiple levels. Plant crystals, manage resources, and prepare for epic battles.

HexeD$5.99
Can you build and fight through endless levels to bring life and color to your world? Customize towers and troops to ward off enemies in this fast-paced and colorful tower defense.

希望之城 The City Of Hope$6.99
A light city-building game that combines elements of card games and tower defense, where players must survive daily enemy attacks and gradually grow their strength to ultimately defeat powerful invaders.

I Think I'm in Love with a Demon Prince$4.99
An enthralling blend of strategy, story, and magic in a world of angels and demons. Demon Prince combines the intricacies of tower defense with real-time strategy elements, set against a backdrop of a riveting narrative where love dictates the fate of kingdoms.

Ezaron Defense$7.99
A classic 3D Tower Defense fantasy game, made by a very small and dedicated team.

Otherwar$5.99
OTHERWAR is an surprising mash-up of Tower Defense & Bullet Hell games. Build and manage fortifications to defend the Gate of Heaven against the Hordes of Hell, while soaring over the battlefields as the defender Angel, and meet the monsters in direct combat!

Digs TD$19.99
Take on the ultimate tower defense challenge in Digs, a roguelike game where you shape the battlefield, mine resources, and strategize against a variety of enemies. Manage your actions, customize your arsenal with upgrade cards, and explore diverse levels. Can you dig in and emerge victorious?

AsteroidTD$4.99
Try to survive in infinite asteroid cloud as long as possible in reworked tower defence style. FInd your own playstyle and beat your own records or chillout with original ambient soundtracks. Build, explore, think - everything to create your own colony in this cold space.

ChronoDojo$9.99
ChronoDojo is a cute, cooperative tower defense beat 'em up game in which humble heroes travel time to bash, build and save the world! Who among you is hero enough to learn Chrono-Fu and battle evil across time?

迫降Landing$4.99
Our ship has suffered an unknown disaster and has been forced to dock on the side of this planet, and all you have to do is lead us to repair the ship and continue its voyage, however, the danger is getting closer and closer without our knowledge......

Ravage Road$9.99
Choose wisely as you build the road from your evil tower outwards into the beautiful landscape around it to conquer and claim the region tile by tile in this tower defense deck building roguelike. Hire minions, upgrade your cards, and prepare your defenses against the heroes riding against you.

Planetary Defense Force$5.99
Jump into the shoes of an interplanetary defender! Grab weapons, build towers, expand ground economics and protect planets from space invasions in this unique mix of twin-stick shooter, tower defense and city builder game.

Attack on Toys$6.99
Relive Your Childhood Toys comes to life! Build your Army Toys, make battle scenario, watch the Toys battling each other, and customize your play with Attack on Toys Toy Box. Command your Army Toys to fight againts another toys strategically and keep them alive during battle!

Notice Me Leena-senpai!$7.99
Oh no! The Demon Lord is attacking! Help Leena-senpai defend her school and city against the Demon Lords minions!

Epic Auto Towers$14.99
Epic Auto Towers is a turn-based strategy game combining elements of autobattler, deckbuilder and roguelike. Purchase uncommon and rare Towers and build the strongest combo to withstand the monster assault! Discover unusual new Tower combinations as you come back for more.

Pillars Of Protection$2.99
Pillars of Protection is a team-based tower defense game. Towers can take on complex movement paths. You can play online multiplayer in PvP or PvE modes. Build a base to protect your core from the onslaught of incoming monsters. Play as a shooter, melee, mover, or healing hero.

Puzzled Towers$10.99
*Customizable Pathing *20+ Upgradable Towers *Anti-Path Blocking Countermeasures *Smart AI *1000 Rounds *First Person

Last-Hit DefenseFREE
Defense game in which you build towers to block enemies from approaching.Action game in which you control a hero to eliminate monsters.An innovative 'Action-Defense' game created by merging two game genres !

Infinitode 2 - Infinite Tower DefenseFREE
Infinitode 2 - a strategy in the Tower Defense genre, in which the player will have to build towers to protect his base from endless waves of enemies. The game features huge maps, lots of towers, resource miners, upgrade tree and map editor.

Escape from Demon Island$1.99
In the lost island of Alcatraz, try hard to survive. You can use a variety of weapons and skills to avoid and eliminate wild beasts and monsters, and finally eliminate the abyssal demons and escape. Be careful, monsters are different during the day and at night! Enjoy yourself!

Idle Towers$9.99
An idle survival game with tower defense mechanics. Build your own perfect defese and face infinite waves of enemies!

All Noobs must die$2.99
A place where wishes come true! You just need to protect the obsidian portal from zombies. Mine resources with your pickaxe, build traps, and put them to use — let them grind the zombies into a juicy green porridge! Funny meme endings!

Touhou Monster TD ~ 幻想乡妖怪塔防$18.99
Easy to learn but hard to master, Touhou Monster TD is a unique Tower defense Game. Control your character, level up and unlock tower skills and character talents, use your wisdom to defeat incoming enemies. Travel the Gensokyo, find out why the “Incident” happened this time.

HexDefense$5.0
HexDefense is a roguelike tower defense with an emphasis on constant action with little to no downtime. Defend your city by building towers, upgrading them with money from your fallen foes, and equipping them with strange items you find out in the world!

air star$2.99
Throw Planes, Buy Upgrades, and Place Towers to defend against the oncoming waves of luggage! With 50+ unique upgrades to buy, discover new builds run after run. Unlock tons of froggy cosmetics in this Character Tower Defense!

Danger in Body$1.99
With vivid and exciting graphics, a pulsating soundtrack, and addictive gameplay, "Danger in Body" is a game that will keep you entertained and hooked for hours on end. You are the last hope of the human body - so get ready to fight for your right to live!

Towers & Goblins: The Last Stand$11.99
Build towers, manage resources, and lead units to defend your kingdom against goblins. Every decision you make determines your kingdom's fate.

Towers Together: BeginningsFREE
Towers together is a cooperative tower defense game with cards. Combine your cards with your friends’ cards to achieve powerful combo, but get ready to fail and laugh together. Build towers, cast spells, have fun with friends!

Drill to the Stars$14.99
In "Drill to the Stars," you build your OWN base! Guide enemies with walls into traps and eliminate them before they destroy your drill. Strategically adapt to the environment and place the towers cleverly for maximum attack speed in this roguelite tower defense game.

Make Them Walk$5.99
Step into the world of a Maze Building Tower Defense game where enemies are smart enough to choose only the Shortest path while making best use for the random cards you've dealt with.

Variables 2$14.99
After two years of precipitation, we re-made this variable sequel after thinking about it! Variable 2 is a unique stand-alone tower defense game. We have enriched the building and elements of tower defense, and the experience in the game can be changed according to your ideas!

Castlewatch$2.99
Castlewatch is a classical Tower Defense Game

Purrfect Alchemy$4.99
Purrfect Alchemy is a "purrfect" blend of twin stick shooter, wave survival, tower defender. Craft defenses at the center cauldron with a variety of ingredients you may find. Upgrade spells, defeat bosses and reach the end with up to 3 other friends in this Co-Op adventure

Escape And Build$6.99
Escape from the enemies and build a fortress to face them, you can play alone or in online games of up to 4 players.

Isle of Arrows$12.99
Isle of Arrows is a Puzzle Tower Defense game in which you build a fortress in the sky. Place towers, expand the isle, and build your own paths. Can you find the perfect spot for each tile to beat the RNG and defend against waves of invaders?

Winter and People$1.99
Winter and People mix tower defense and city building genres with its minimal style; It is a tower defense game where you try to survive in cold cities.

Just Sign!$3.99
Just Sign! is a dynamic tower defense for 1 to 4 players. Mine, chop, refine, build turrets and refill them with ammo.

Tactical Rampart$3.99
Tactical Rampart is a RPG, survival game in which you will become the defender of a rampart from the attack of zombies in outer space. Using guns and towers, could you successfully defeat them?