Top similar games like Galactic Garrison:

Warpips is the ultimate quick to learn but amazingly deep tug-of-war strategy game. Deploy the right composition of soldiers, tanks, helicopters and planes in this tight, streamlined strategy-focused war game. Compose the best army, research the right tech; overwhelm your enemy!

Jump into a realtime strategy, action filled battlefield, deploy relentless soldiers, unlock powerful troops and vehicles, upgrade your army, decimate the enemy. If that's not enough, jump into a chaotic Zombie mode, with traps, fun upgrades, and a new gameplay!

Join our machine legion to conquer the world.

Build towers and learn abilities to defend against swarms of hundreds of on-screen hostile alien creatures. Choose between sets of randomized upgrades that both upgrade you and the alien swarm. From enormous explosions to far-reaching flamethrowers, no two games are the same.

Button Pop is a 3D Tower defense game fused with Button mashing chaos. Construct the deadliest defense strategies by unlocking powerful traps and turrets across a variety of terrains, while building your very own button with the rewards of your adventures!

Sentry System is a tower defense roguelike where you collect, modify and upgrade your sentries while progressing through a network of challenging encounters.

Bite size colossal battle! Build an army in minutes as infantry upgrade with orbital drops into war machines! Then combine those machines to form the giant Mantlet mech! All while bullet hell rages! In a transhuman future, command Mantlet One to secure New Terra!

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.

Do you like Tower Defense games with Strategy elements? Well, look no further! We've got exactly what you're looking for! Get ready to defend your settlement from enemies using a huge arsenal of towers!

Tower Defense with resource- and base management! Waves of enemy robots with special abilities, shield and armor! Mining, refining and production for building and repairing! Environmental hazards and the best: the Orbital strike!

Rise of Mutant Swarms is a strategy survival tower-defense game where you defend the base against waves of evolving mutant enemies. Place and upgrade turrets, adapt to enemy abilities, and make critical decisions as the pressure rises with every wave.

SEND YOUR CREATURES! Build an army of upgradable creatures, hold the increasing amount of lanes and destroy the enemy Portal before you're overrun!

A strategic and action-packed base survival game where you mine crystals, build units, and defend your base against waves of UFOs. Defeat enemies, gather resources, and unlock new planets to expand your defenses. Are you ready to conquer the galaxy?

Rule the battlefield from orbit! Crystal Nexus: Alien Siege is a hybrid deckbuilding tower-defense game that puts you in charge of outposts on hostile alien planets. Look down on the battlefield from your space station and deploy towers, weapons, and buffs from the cards you’ve collected!

Yãkoana: Dreams of Resistance is a strategy game with roguelite and tower defense elements. Defend your people’s legacy against colonizers, mastering the land and awakening ancient powers in a relentless fight for freedom.

Take direct control of your hero on a hostile planet. Build your base, gather resources, expand your territory your way, and survive against the planet’s deadly wildlife.

Space RTS with base building and ship customization. Personal passion project. More than 200 available ships, weapons and modules to design your fleet with. Contains a small campaign, several single and multiplayer game modes and a coop game mode. Also contains Wave defense!

No Surrender Heroes is a real-time epic battle game set in the No Surrender Universe.

On a forgotten world, confront a malevolent machine intelligence. Extract minerals, build factories, power up the railguns, and arm the missile batteries. Defend the Fortress Omega against the alloyed nightmare.

Defend your base against relentless alien waves in a sci-fi tower defense strategy game. Build deadly kill zones, unlock new towers and special abilities, and adapt your loadout to survive escalating assaults across a hostile campaign.

Build your towers, plan your efforts, watch out for changing paths and strike back against the alien invaders in this challenging tower defense game!

This is a sci-fi strategy game featuring a Defense Mode focused on tower defense and an Attack Mode focused on combat. The game includes over 30 different buildings and units, all of which can be upgraded through entry editing to enhance their performance and firepower.

Be the ultimate CEO and military strategist in this genre fusion of strategy and business management. Create your own company, hire employees, research weapon technology, and take control of units on the battlefield to defend the moon against an alien invasion. Aliens down, profits up!

Classic Tower Defense meets space exploration. Build turrets on mining platforms, harvest enemies to build more defenses, and mine Dark Energy to travel the stars. As a sentient AI, you must upgrade your tech, scan planets, and find a new home for humanity before Earth fades away.

Gear up and get going! Defend your outposts from waves of alien enemies with your mech. Build and upgrade your base, protecting the extraction of the mysterious planetary system’s rich resources!

Valdis est un hybride dynamique tower defense et third-person shooter en univers sci-fi. Défendez le noyau énergétique d’une station spatiale contre des vagues de zombies, combinez tourelles et éléments, déclenchez des réactions dévastatrices et survivez avec votre fusil à pompe !

Mineral Defense combines tower defense with roguelite elements and procedural generation. Build paths, unlock upgrades, and unleash powerful synergies to conquer evolving challenges in an ever-expanding world.

A roguelite kingdom builder. Backpack TD combines backpack mechanic with tower defense and card-based gameplay. Develop your base, make powerful fusions, defend your kingdom against waves of enemies. Use new playstyles, tactics and create insane builds to defeat your enemy!

"AI.Gears" offers innovative robot combat with diverse, customizable robots and 1v1 matches. Featuring reinforcement learning AI, it provides rich PvP and PvE content for a diverse combat experience. Join the world of varied robot battles in "AI.Gears."

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!

Employ lethal turrets, traps, and gadgets to defend against an onslaught of evolving creeps! Step into a twisted, hyper 3D, mind bending realm. Upgrade and adapt your defenses. Become a master maze crafter. Collect bizarre artifacts. Rush creeps for lucrative rewards, and succumb to greed!

A sci-fi low-poly tower defense game. Design your defense against waves of aliens using a wide arsenal of different towers.

Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?

MoeArmy vs SuArmy is a 2D auto-battle strategy game. Choose the Moe or Su faction, build structures to deploy formations, combine cards, gear, and commander skills to power up your troops, exploit armor counters in automatic combat, and destroy the enemy base to claim victory!

Classic Warcraft III TD customs meet roguelike strategy. Summon and merge units to evolve them into legendary figures like Joan of Arc, Guan Yu, and Lovecraft—Legendary heroes from across time and space await! Prove your ultimate synergy against endless waves of enemies.