Top similar games like Skirmish Mayhem:

Deploy your turrets and defend against an ever-growing mechanical horde! Upgrade your turrets separately in unique ways, use unique character abilities, and create powerful synergies.

Vampire Ascent is a casual real-time strategy survival game with rogue-lite elements where you play a vampire lord. Survive endless hordes of enemies and defend your castle by building your own vampire kingdom. Choose from a variety of traits and upgrades to create unique builds.

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?

Hand-drawn 2.5D adventure awaits! This epic tower-defense & action roguelite offers a space journey like you’ve never seen before. Strategize your actions, build your base, battle off your enemies and gain victory to find your precious one!

Cosmos Survivors is an action roguelite where you fight waves of spaceships and combine powerful skills to discover game breaking synergies. Unlock new ships, weapons, keepsakes and customize your talent tree to climb ascension levels. Choose your abilities wisely and you'll become a space god.

Terminal Breach is an action rogue-lite twin stick shooter where you gun down countless waves of creatures, choose upgrades to create powerful and unique synergies and unlock a variety of characters, weapons and levels.

"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.

Pilot customizable mechs in an epic battle against hordes of enemiesor dive into intense PvP battles where precision aiming can turn the tide, or let your mech's auto-firing system handle the heat of combat. With rogue-lite elements, each run offers a unique challenge and opportunity for growth.

Customize your skills and rain hell upon the endless hordes of robots. Test Lab Inc. is a fast-paced game where you'll be constantly tweaking your abilities until you become the ultimate weapon of mass destruction and crush all the puny robots that dare cross your path.

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.

Acid Planet is a caustic blend of horde-survival, tower-defense and strategy. Build, fight and evolve to survive against rampaging swarms of monsters and fearsome Kaiju.

Fusion of Vampire Survivors Like and Tower Defense! Survive with Towers against waves of enemies. Build towers by day, survive endless enemy waves by night. Expand your territory, gain experience, and grow stronger with each battle. How long can you survive?

Mech Survivor Elite is a time-based survival game featuring action-packed gameplay and roguelite elements.

Hero Trial is a LOW POLY STYLE TOPDOWN light ROGUE game. Players play the role of medieval warriors, defeat monsters and survive！

A Rogue-like, Tower Defense Auto-Battler. Raise the dead, battle knights and wage war with fleets of advanced futuristic Drones as you battle across the eras in this strategic combat simulator. Upgrade your base, unlock new technology, destroy the enemy before they can level up.

"Greedland” is a roguelike game mixed with survivor-like elements. It's reminiscent of Crimsonland and Vampire Survivors, and as the battle progresses your character will become a mobile arsenal of destruction!

Pick a class and blast your way through rooms of cyber enemies in this roguelite twin-stick shooter! Choose your abilities and your path wisely, because you've only got one life to make it through the gauntlet. Rack up those points and spend them on even more ways to RIOT!

Build your ship, escape the swarm, survive for as long as you can. When you are finally defeated, upgrade your technologies to survive longer next time. Escape from Zeta Aurigae is a sci-fi ship builder with rich meta progression.

Grab a gun and take down hostile robots corrupted by synthetic emotions! Combine weapon modifications and wreak havoc in this roguelite shooter. Let your emotions shape combat and alter boss fights! Fight alone or join up with up to 4 players!

Embark on a thrilling interstellar adventure! Scout uncharted planets, overcome native threats, gather components to enhance your robot, and discover groundbreaking abilities. Prepare the path for future colonists and make your mark on the galaxy!

Ark Odyssey is a top-down arcade shooter that lets you command an army of starships to fight against the force of void! Gather your fleet into formations, and build your team of evolving synergistic compositions. Order your army of Starforce through space and protect the cosmos!

A realtime, roguelike, card game. Traverse planets, build decks and earn riches while battling to the extraction point. Some will make it, most will die...

You should simply try out Roboom. We have quite a long description below, you can read if you like, but experiencing Roboom yourself or as Co-op is the best.

"Steel Knight's ARMIS" is a roguelike robot game. Lead the rebellion through five chapters, fighting against the Imperial Army and Earth Federation. Customize and upgrade your robot to survive the intense battles ahead.

Feed your scrap hungry factory in this real time strategy roguelike. Command your army of robots through the wasteland to fight for scraps and upgrades. Are you ready to defend your base as the cloud king invades night after night? Or will you turn the tide and invade the cloud king?

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?

Comet Force is a Space Arena Shooter Action Roguelite. Build your camp, recruit to compose and grow your troop, collect upgrades and unique effects, fight enemies and bosses, and choose how the threat evolves. Keep your troop strong enough to survive all waves and close off the anomaly.

Defend Mars from the Robots in this innovative roguelike survival miner. Mine Valueable Resources, Build Powerful Machines, and Fight! Will your planet fall to the greedy humans or will your defence be Robust

The world's been flooded, and all you have is your Super Raft Boat. Can you reach The Final Island?

Unleash the fury of giant capital ship combat and conquer the stars!

Start off as a weak ship with a simple attack and fight through waves of enemies, earning currency in order to purchase upgrades for your ship. The never ending waves of enemies grow in number, power, and variety as you progress. Purchase upgrades to keep pace with them.

Sixty basic cores, hundreds of base station equipment, and thousands of chips, you can freely cooperate and shoot through the dual-angle joystick operation in a survival Roguelike game! Explore the sci-fi space and build your strongest battleship!

Unique RTS Hybrid Fighter with a universe filled with the bizarre and unexpected.

Tower Tactics Arena is a fast-paced action roguelite set in the Tower Tactics: Liberation universe. Battle relentless enemy waves in a closed combat arena, level up your towers strategically, and gather powerful trinkets and potions! Will you claim victory in the arena?

Kuiper belt survivor is an arcade style bullet heaven, where every run is endless. It brings a unique spin to the bullet heaven genre by making every part of the players weapon arsenal customizable with well over 10,000 unique weapons to build, and unique stats for every enemy.

Astragene is a roguelite shooter where you will have to survive each level facing hordes of aliens. Improve your abilities, choose new upgrades, and create reactions by generating combinations of powerful elements. Each game will be different, will you be able to adapt?