Top similar games like Wave Defense: Trappist:

"SYNCHRONIZERS: Undead Marines" blends high-quality Three-Lane Tower Defense with Reverse Tower Defense gameplay. Command dynamic units in a thrilling narrative reminiscent of a StarCraft and Plants Vs. Zombies fusion! Your choices will forge the path to victory—or defeat.

Defend the evacuation of Terra on the losing side of an alien invasion. This experimental action strategy game breaks out of genre norms to provide fresh mechanics to strategic gaming.

BAFTA award winning fleet-based RTS meets rogue-lite. In Distant Star: Revenant Fleet, build your fleet of up to 5 ships from a choice of 8 classes and traverse a randomly generated galaxy to defeat the Erebus Platform. NOW AVAILABLE ON MAC AND LINUX

Customize your Ships, Upgrade your fleet, and Command your way to victory in this ruthless rogue-lite tower defense/real time strategy hybrid. Take on an enemy that learns from your moves and adjusts its own path. Do you have what it takes to persevere?

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?

A tower-defense game with roguelite elements on fully explorable mini planets! Travel the galaxy of Vyrosa, land on planets, and defend your drilling equipment while mining fuel to continue your journey throughout the galaxy!

Defend your tower for as long as you can from the aliens invading your space! Level up, earn money and new units, and strategically place them in the grid!

INTERGALACTICORP. is a sci-fi rogue-lite tower defense game where you take on the role of an operator-bot, charged with conducting an intergalactic mining operation. Will you thrive as an efficient miner in this alien environment, or succumb to the dangers that lurk in the depths of space?

Expansion VR is a tower rush RTS designed for Virtual Reality, featuring indirect control mechanics. Collect units, build your forces, and take down your opponent’s base in fast-paced battles against players or AI.

Warbound is a rogue-like, tower defense auto battler. Send armies of skeleton knights to battle, Battle fleets of advanced futuristic robots and engage in war across the eras in this strategic combat simulator. Upgrade your base, unlock new technology, Dominate the opposition and win.

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.

Abyss Protection - dynamic, endless Tower Defense. Fight off the attacks of the inhabitants of the abyss, expand your possessions. Build formidable weapons that will help repulse enemies. Defeat the main evil.

Embark on interstellar conquest in a 2D space strategy game. Command ships, explore galaxies, engage in real-time battles, and customize your fleet. Traverse hazardous star maps, unlock factions, and strategize for victory. Are you ready to conquer the cosmos?

AT THE LIMITS OF EARTH, AT THE EXTREMITY OF HEAVEN. A REAL-TIME STRATEGY NIGHTMARE.

Soar through the sky islands of Alioth and defeat any foe standing in your way using your piloting skills, unique abilities and powerful weapons. Airhounds is an aerial dogfighting rogue-like focused on fast-paced action!

The Wave is a solo Action-shooter RPG, set on various planets within the galaxy. The player will conduct missions from your direct commander and your own secret missions to discover your past. You can also decide on your equipment and customize your own ship before in-between missions.

Dive into the strategic depths of "Crystal Nexus: Alien Siege," where the essence of tower defense merges with the ingenuity of deck-building. Operate from a corporate space station, leveraging your wits and a futuristic arsenal to counter a relentless alien threat.

Galactic Garrison is a sci-fi, turn-based tower defense game where you defend your base from relentless alien waves on Mars. Deploy soldiers, build barricades, and upgrade defenses to withstand attacks. Earn powerful reward cards to gain strategic advantages and outmaneuver your enemies.

Tactical control meets strategic execution in this real-time, action tower defense. Develop classes of customized units and leverage different vantage points to defend your stake and ensure your colony’s survival.

"VOIDCRISIS" is a four-player tower offense game on an undulating battlefield. Operate combat bio-machines called VA (Vital Armor) drawn with dynamic mechanical art shaders and work together to clear high-difficulty stages.

Temporal Titans is a Tower-Defense game with Time Travel. Send mechs back to previous waves to prevent your defeat, and protect your salvage team from the monstrous Grell as you scavenge the ruins of a lost earth. Rewind, rethink, and reclaim the future!

Manny TD is a hybrid tower defense and third-person shooter with random in game elements. Join and get your personal high score!

Armoured Onslaught is a fast paced Top-Down Shooter and Tower Defence hybrid. You will need to make use of both strategy and skill as you fight your way through near endless hordes of deadly foes.

Space Grid Tournament lets you take part in the most spectacular sport of the future. Spawn your robotic players, fight to take control over every tile of the field, and lead your team to glorious victory. Fast, tactical, and brutal shot of fantastic sport emotions!

Two kingdoms in battle against each other, the king Bennevert called for the legendary mighty mercenaries to defend strategic posts in dangerous lands in the battlefield. Are you prepared to be a mercenary?

Level up, find perfect item combinations, mow down hordes of slimes or fail trying! Slime Siege is a vibrant tower defense with rogue-lite elements. Strategize and create unique item builds for every map to endure the onslaught. How long can you survive?

Idol Keeper is a 3D one-player turn based game where you have to make many strategic choices as you face demon waves, with many random events guarantying hours and hours of unique gaming time.

A Roguelike Tower Defense in space with missions to conquer. Can you hold against the spreading alien bosses? Build and upgrade towers against the corruption. Choose your technologies and warpspeed your way to victory.

Take command of the mech and become the ultimate strategist. Construct impregnable defense facilities, handpick potent skills, lead your troops, and defy relentless enemy assaults. Will you emerge victorious in this thrilling battle for supremacy?

Axom: Conquest is a base building roguelite tower defence game set on the dangerous planet named Axom. Gather resources to build defences, unlock research between games to get stronger and ultimately unlock the secrets of the mysterious planet.

Not for the faint of heart, Shoulders of Giants: Prepare to Croak is a permadeath Sci-fi Roguelike. Play alone, with a friend, or as part of a four-person team, cutting through waves of enemies on a quest to rescue the galaxy from the forces of Entropy!

Hop on and drop in with the first act of Shoulders of Giants: Ultimate. This prologue features newly balanced challenges, fully working online co-op, and a slick new upgrade to Unreal Engine 5! Your frog-and-mech adventures here are just a taste of what awaits in Shoulders of Giants.

It’s a defense game where you create your own strategy, grow your units, and defend against enemies.

Journey to the Surface - Explore, Develop, Fight, Die… Repeat! Welcome to the frontline! Workers are as expendable as they are useful. Your job is to mine resources, upgrade equipment, defend your base and restore power to the Undercity.

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

Expedition: Shadow World is a tactical game about an expedition sent to a distant planet to extract energy resources. Command a group of five troopers in real-time battles with a tactical pause and discover the mystery of the planet.