Top similar games like Operation: Horumus:

This is a 2D defense game that depicts the near future that may arise from climate change. Unlike the defense game, which is automatically attacked by traditional turrets, it is an attractive game that requires you to defeat the enemy by operating the turret directly with limited power.

You are Green. They are Tan. Tower defense with plastic army men from your toy box. Defend your toy box with bazookas that blow up everything (including yourself), flamethrowers & more. 100+ levels of toy army men fun & many secrets to discover! Solo, co-op or and to 10 players.

By managing your tower during the day you prepare yourself for the dangers of the night, the king depends on you to dominate this territory. Will you be able to survive 30 days in this distant land?

"In 'Random Core Defense,' acquire and enhance cores using limited resources to withstand relentless enemy onslaughts. Defeat powerful bosses and test your strategy to survive until the very end!"

Raise a fallen keep by day, and hold it through the dark. Villagers with names and tempers fell timber and work the fields — then take up spears when night comes. A dark fantasy settlement-builder defense game.

A bite-sized pixel art tower defense game.

Relaxing, casual single-Player Tower Defense Game for breaks in life.

We've traveled to the past to conquer these fertile lands. Now, you must defend them from the blood cult intent on taking it for themselves. Be careful though: from where their blood is spilled, ancient magicks empower whomever is still alive.

Race-based tower defense. Build your army, defend your king, and send waves at your rivals. Up to 8-player FFA, 2v2 & 4v4 teams, and singleplayer. Crossplay on Windows, Linux, macOS & Steam Deck.

Build whimsical defenses, wield powerful relics, and command magical snow guardians to survive the infernal chaos. Can you hold the line through endless nights and defeat the Frost fallen King?

Junkyard War is a unique take on the tower defense genre. Clear trash from the junkyard and recycle it into valuable resources while holding off waves of your competitor's army trying to make the trash disappear by burning it all down!

Your turrets don't fire themselves. A tower defense clicker where every shot is yours to take. Build defenses, manage your island economy, and send pollution crashing into the enemy island before they bury you.

Hold the line in a neon sci-fi siege. Deploy and upgrade 15 distinct towers, expose every enemy's weakness, and survive 50 escalating waves and relentless boss assaults. Every threat has a counter — find it before your base falls.

Plant towers, hold the Nexus. A pixel-art tower defense where population caps how wide you can build, gold and mana decide what you build with. Draft augments as you level, spend gems on a permanent power-up tree, and find out how long your walls hold.

Command massive space battles where thousands of ships clash in real time. Build your fleet, choose a doctrine, reinforce the battlefront, unleash commander abilities, and adapt as unexpected events turn the tide of war in this mashup of strategy and auto-battler.

NuTREEnts is a strategic tower defense roguelike about growing and expanding your forest. Plant saplings, fend off bugs, and explore a desolate planet while you grow a mighty colony of trees!

Two empires, one sea. Tides of Empires is the tower defense you can finally play competitively — ranked ELO 1v1 & 2v2 plus co-op survival. Command warships, aircraft and submarines through a 25-level campaign, endless Survival and boss fights. Rule the tides.

Defend the final wall in this strategic blend of Tower Defense and Roguelite. Position an elite squad with unique abilities, combine powerful artifacts, and evolve with permanent meta-progression. In Wallfront, every defeat strengthens your next line of defense.

Touhou Mushroom Defense blends resource gathering, base building, and tower defense into one survival adventure. Collect mushrooms, craft towers, create synergies, and survive for 30 days—or longer!

Prepare for an epic battle in this captivating tower defense game! Build, defend, and triumph as you strategically place towers, manage resources, and upgrade your arsenal to fend off relentless waves of enemies.

A roguelike tower defense where every run reshapes your strategy. Build your team of towers, combine more than 80 artifacts, and explore a pixel-art world while taking on ever tougher challenges and bosses.

Defend Rome's frontier in a strategic tower defense campaign. Build and upgrade specialized defenses, manage your gold, adapt to enemy formations, and hold the line across challenging handcrafted battlefields.

Command your forces to victory in this intense tower defense experience! Strategically deploy your defenses to fortify your position and funnel the enemies through intricate mazes. Carefully allocate your resources and adapt your tactics to counter waves of relentless enemy drones!

Command a radar-guided air-defense network against drones, cruise missiles, and ballistic threats. Buy intelligence, deploy radars and launchers, manage a limited stock of interceptors, then investigate every breach before the next attack begins.

Conquerline is a real-time strategy and base-defense game where you build and evolve your civilization across eras. Expand your settlement, manage resources, grow your army, unlock new technologies, and use powerful Edicts to shape tactics and secure victory.

A strategic tower-defense where you control powerfull drones. Unlock new tower and use specific technologies to defend your base on Thukothea!

In this single player fantasy tower defense game, following the main character Canaly after mysterious events happen across a world she's investigating, she stumbles upon an artifact that allows her to summon strange defense mechanisms that may help her complete this journey.   

Build by day. Survive by night. A focused medieval tower defense where every decision is permanent.

Destroy. Salvage. Repair. Upgrade. PROFIT! A real-time tactical experience where you command your own mercenary outfit of mechs and mercs and adventure through randomly generated missions filled with rewards, glory, and bitter defeat.

TINAD is a unique tower defense game where you defend your retirement home from overeager heroes. Play as the dungeon itself. Deploy traps, summon minions, and prove you’re just trying to enjoy your golden years in peace against heroes who can’t read the sign and assume every dungeon is evil.

Use your special ops units to construct base facilities and towers to protect them from the ever-increasing threat of alien invaders in this Tower Defense game with a city-building element! Research their weaknesses and develop defenses before mankind runs out of time.

Little Kingdom RTS is an indie real-time strategy game set in a medieval fantasy world. Gather resources, build settlements, raise walls, and grow your small kingdom. Command an army of knights, archers, and mages to fight off rival kingdoms, orcs, and undead.

Real-time squad combat meets roguelite progression. Pick your faction, earn legendary heroes on the battlefield, and grow stronger with every run in Rank & Ruin

Embark on an adventure with Loot Express Delivery Service, a 2D pixel art game. As the commander, your goal is to retrieve valuable items from a distant planet. Utilize your skills and strategy to complete missions and guide your company to prosperity.

Creeper World 3 is what happens when cellular automata takes over a strategy simulation. Instead of discrete units that attack your base, a fluid-like substance spreads over the terraformable terrain. Your base, your weapons, your strategy... you must adapt them all.