Top similar games like Echo Zero:

Play as a lone rabbit sent to the outer space on the journey back home. Defend the ship against relentless alien waves, harvest precious resources, upgrade under pressure, and survive the crushing energy deficit. Every warp brings you one step closer to home… or to ruin.

Captain a giant drill-city in this roguelite citybuilder. Dig deep into an infested planet, collect resources, expand your city under the dome, upgrade your drill, and protect yourself against waves of fearsome creatures together with your mettle and paw-some cat crew.

Corporate greed meets strategic planet-mining in Drill Core! Drill to the heart of planets while managing workers, researching cutting-edge tech, and fortifying against alien attacks. Will you prioritize efficiency and risk your workers' safety, or focus on defense for survival?

Explore the mysterious Wall World on your giant robospider: mine for valuable resources, upgrade your equipment to fight off hordes of monsters, and discover exotic biomes in-between attacks. Will you be able to survive and learn the secrets of the Wall World?

A tower defense roguelike about robots and ooze. Play solo or local multiplayer, protect the Glorp, and defeat the creeps. 

The adventure in the mysterious world of the Wall continues! Pilot your robospider into its depths, uncover lost artifacts and technologies, upgrade your exosuit and spider, and battle the horrors lurking in the dark. Unravel the mysteries buried in the depths of the Wall!

In a world where a robot revolution failed, the last humans search for a way to survive and escape. Beacon of Neyda is a side-scrolling action-strategy game where you must survive waves of enemies while creating and upgrading your base as you explore a world in ruins.

Build deadly mazes and outsmart a rogue AI in this strategic tower defense game. Adapt your defenses, use aiming parameters to your advantage, and activate powerful perks to survive increasingly complex waves of incoming robots.

Get rich or get eaten. Build underground factories, automate production, and defend against parasites in this 1-3 player roguelite.

Sisyphus Paradox is a fusion of roguelike tactical elements with classic side-scrolling shoot 'em up gameplay. Explore and fight your way across the galaxy as you try to get back home to Earth in this hand drawn indie game.

Dive into the Ocean Keeper – a cooperative roguelike where four survival miners defend their Mech Spider, fight with endless hordes of monsters, and dig for resources. Team up with your friends, upgrade between waves, and survive the deep caves, full of treasures… if you can.

Dungeon of the ENDLESS™ is a Rogue-Like Dungeon-Defense game, in which the player and their team of heroes must protect the generator of their crashed ship while exploring an ever-expanding dungeon, all while facing waves of monsters and special events as they try to find their way out...

A 2D side-scrolling strategy game of resource management, base defense and conquest.

Try to survive in infinite asteroid cloud as long as possible in reworked tower defence style. FInd your own playstyle and beat your own records or chillout with original ambient soundtracks. Build, explore, think - everything to create your own colony in this cold space.

Defend your castle, mine for minerals, and level up your wizarding powers in this thrilling action-roguelike game. Grab your wand and prepare to fight off magical foes in this epic battle for survival!

Deep Among the Swarm is a challenging survival RTS roguelite about surviving against thousands of enemies. Drill ever deeper underground while fighting the endless onslaught of the Swarm. Can you save humanity?

Hive and Seek is a side-scrolling strategy base-building game where you clear space stations infested with monsters. By rallying robots and clearing rooms from all kinds of danger, you will be able to destroy hives and recapture the station piece by piece.

Synthetic Paradox is a sci-fi action rogue-lite mixed with tower defense elements. Fight never-ending waves of enemies and bosses, collect items and build up your defenses alone or in co-op for up to 4 players! Discover unique combinations of towers and items to help you protect your Core!

A rogue-like sci-fi Tower Defense strategy game with infinite replayability!

Control a Nanite body from a space station to gather Nanite resources on Earth, seized by a rogue AI. Build and fortify your dropbase with turrets and defenses, fight waves of robotic enemies, and collect Nanites for extraction, balancing fast FPS combat with strategic tower placement.

A chaotic tower defense roguelike where scavenging is survival and death is just the beginning. Build, blast, and upgrade your way through mutant hordes, unlock new weapons, and assign combat drones to adapt your strategy every run.

A tower defense adventure with endless strategy. Experience procedurally generated maps, unique foes, and a comprehensive tower upgrades system, as you progress through the waves. See how long you can hold down the homebase in this dynamic and replayable game!

Cosminers is a 1-4 player co-op FPP sci-fi building and mining game with survival elements based on day/night cycle. As a space miner kill various aliens on procedurally-generated planet's undergrounds. Craft and upgrade your tools, weapons & base to get countless hours of thrilling gameplay.

A modern take on the 16-bit era, A Valley Without Wind 2 blends a variety of mechanics across multiple genres, seamlessly bringing together the best qualities of old-school platform-shooters and turn-based strategy games.

A tactical defense game where you build the battlefield itself. Lure enemies through your maze using traps, towers, and godly powers.

Fast paced Top-down shooter! Smartly use IRCM to evade the constant barrage of bullets and missiles and destroy everything that stands in your way.

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 Core in an endless tower defense where every decision matters. Build too slow and you’re overrun. Build too fast and chaos breaks your defenses.

Build, Upgrade, and then Move your Towers in this unique twist on the Tower Defence genre. With Rogue-Lite mechanics every run offers new strategies, and every death unlocks new upgrades. Grow. Evolve. Destroy the Robots!

Defend against the ongoing lizard problem in this dynamic tower defense where procedural, level-deforming earthquakes expand the available play area each wave. React to nature's forces and adapt to the changing terrain in order to survive.

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?

A procedurally generated sandbox survival game with RTS elements.

Goofy animals decided to start a battle! Defend your towers with brilliant gold management for sending animal units fight for you. Then collect more units to fill your deck and beat every level on the map!

Condemned to work in an endless void, you must mine ore from asteroids, search wrecks and upgrade your ship to survive. Explore vast spaces, unlock upgrades, manage your crew and avoid constantly changing threats. Can you survive your sentence?

This version is only the prologue of the full game. The game supports 1-4 players. Build you homelands in Sanctree, using resources to craft weapons and equipment to fend off underground insects. Dig deeper to explore new worlds, destroy insect nests, and build new defenses to face greater threats.