Top similar games like Starship Guardian:

A tabletop tower defense where every draw is a gamble. Roll random towers, merge two into the next era — from stone spears to laser turrets — and hold the line as enemies flood the board. Survive 30 waves solo, or defend the table with up to 4 players in co-op.

TD Tactics is a combination of Tower Defense and Auto Battler genres. Use your cards to cast spells, combine and upgrade towers, and make use of different synergies to defeat your enemies.

A unique indie progression game. Collect resources, complete quests, and level up. Expand the game world and visit locations like the forest, the arcade, or the market.

A light tower defense game with unique planet exploration. Defend against aliens, collect resources, and build a new home. Exquisite graphics and challenges await!

A classic tower defense game set in space! Build and upgrade towers, defend your portal from waves of alien invaders, and outsmart evolving threats across handcrafted and procedural maps.

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

The Echoes of Mars is a voxel-style tower defence game. Defend your research base on Mars from ancient creatures by strategically placing towers and using advanced tech.

Defend the sacred island of Zodongga against waves of invaders looking to subjugate and colonize them and "liberate" their exotic fruit resources. What's not to love about this challenge?

ChatBattlers is the ultimate Twitch-integrated brawl where slimes can be cute... or downright fierce! Customize your slime with outrageous skins & rare collectibles. Jump into chaotic, action-packed battles against everyone in chat, and flex your style. Will your slime be the last one standing?

Defend your moon from endless alien waves! Collect gold, upgrade defenses, unlock new weapons and planets, and build the perfect defense while you do other things.

Top-down 3D air-hockey-style game requiring only your mouse. Using swords instead of mallets, score goals by hitting the puck into your opponent's goal, or prevent goals by hitting your opponent away from the puck. The player with the most goals after 3 minutes wins!

A short incremental game about a vampire hunting for blood. Every kill buys you more night; every night buys permanent power. You never die, the sun just comes up.

Enter a block-sized world and conquer the world by defending your towers in this colorful strategy game!

Tiny Battles is a tactical action auto-battler where battles take place automatically in the arena. Prologue is a demo version of the Tiny Battles game, where 2 of the 5 factions and 3 of the 15 enemy opponents are available to play.

You're an underpaid naval officer juggling a paranoid Supreme Leader's daily ship blacklists, President Orange's unhinged tweets, and ridiculous family's "non-negotiable" demands. Blow up the wrong tanker? Congratulations, you've started an international incident. Again.

Beat The Moles is an arcade game where you have to hammer at the moles that hide and sometimes crawl out of their holes.

Mercenary Battlegrounds is an exciting strategy game where you have to fight and defend your base against waves of enemy forces. Immerse yourself in a fantasy world and enjoy a unique combination of tower defense, auto-battler and strategic game mechanics.

Robicon is a tactical tower defense game with roguelite elements. Place and merge your towers, experiment with different builds, and crush endless waves of robotic enemies. Adapt, upgrade, and survive.

A wave-based action game, where you fight to survive for as long as you can.

A top-down twin-stick shooter roguelite blending frenetic spaceship combat with deep base-building and tower defense. Fight through hostile territory, scavenge hardware, upgrade your ship, then build up your station to further empower your runs... as long as you can defend it. Godspeed, Commander.

Defend your planet from relentless stream of incoming asteroids in this fast-paced 2D tower defence game. Strategically place defensive buildings and upgrade your arsenal to protect your world from destruction!

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?

Defense Duel is an engaging strategic challenge where your cleverness and planning determine the outcome of each battle. Build your defenses, position your cannons, and secure your victory!

Elite Tanks is a tank top down action shooter with arcade mechanics. Take on 100 levels of enemies and try to get to the end without running out of reinforcements! You probably won't be able to beat it.

A minimalist sci-fi tower defense. Buy soldiers and upgrade them, defeat waves of enemies, hold your lines.

Castle Push is a fantasy and strategy game developed by Blue Cat Studio. Play the classic browser strategy. Complete all levels and unlock all possible achievements in this game. And listen to the best music from Haindale.

Classic snake game with modern rules and infinite exciting. Play alone or with friends to fight against AI. The classic snake game reimagined with modern rules for infinite excitement. Battle the AI alone or with friends to become ruler of the seas.

Tower defense where the maze is yours to build and the ammunition is yours to manufacture. 16 towers, a factory of belts and assemblers fed by enemy debris, and a card every wave. Reach wave 50 — then find out that Hard was the easy one.

4 turrets, a ship in peril, and waves of enemies. Hold the line and defend the ship, robot.

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.

An idle auto-battler that sits in the corner of your screen while you do other things.

Try to bump the ball past the opposing team.

Defend your city, conquer enemy lands, and build a powerful empire in this unique tower defense strategy game. Upgrade defenses and technolgy, command troops, and face massive waves, siege weapons, and war elephants as you expand across the map.