Top similar games like Zeo Effect:

Shoot to move. Move to survive. A space action roguelike about momentum, chaotic battles, loot, builds, and bosses.

Star Vortex is a fast paced Action-RPG inspired by classics of the genre. Design your ship, fight your way through hostile alien sectors, upgrade as you salvage rare weapons and experiment with different builds until nothing can stand against you.

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.

Gunclone Arena is a top-down looter-shooter roguelite. Fight as a super-clone that can wield 6 weapons, a Beam and Shield in a dystopian TV show! Loot thousands of weapon variants with ricochet, detonate, shock, pierce and more. Stack build-changing Mods. Notice: Escape is grounds for perma-recycle.

CYBRID: Survivor - is a single-player shooter with survival elements. Use your entire arsenal, fight hordes of robots, mine resources and unlock powerful upgrades as you clean up the streets at night. You are alone, against everyone!

Play as a robot vacuum in this Rogue-lite action shooter. Mow down through hordes of goons and enemies as you traverse through 12 stages, and 3 boss fights. Loot among many guns, spears, throwing stars and different powerups to choose your build.

"You're Invading My Space" is a fast paced, space themed, wave survival game where every run is unique. Fight off endless procedurally generated enemy swarms, upgrade and unlock your ships and weapons, and push your limits as this angry galaxy throws everything it has at you.

"Super Smash Asteroids" is a high-speed, twin-stick, top-down, rogue-like space shooter. Choose from 6 unique ships, upgrade with 70+ items & blast through epic bosses. Level up for intense, action-packed battles in a futuristic universe. Buckle up for a thrilling journey to glory!

Demo for Power of Ten, a single star fighter trying to save as many civilians as possible before they are overrun by a marauder armada. You'll need to gather new weapons, upgrade your ship, find resources, trade with other ships and more to overcome the challenge before you.

Blast through chaotic dungeons and unleash powerful weapons as you journey through the multiverse in search of a way home. Dodge, loot, and survive against deadly foes, extracting hard-won treasures to repair your ship and make it back!

Burning Skies is a frantic roguelite bullet hell. Join the resistance and assemble the ultimate warjet, shoot take down giant bosses and avoid many dangers to destroy the tyrants who are ruling the world.

Dimension hop to freedom across hostile planets. Blast, slash, and laser alien hordes while crafting powerful synergies by combining unlockable skills with infinitely stacking items and perks. Become unstoppable in this action roguelike—and confront the Entity beyond the Rift.

Endless Firepower puts you behind the trigger of millions of procedurally generated weapons and gives you a reason to use them in this fast-paced action roguelike where everything is generated and you'll never know what or where you'll be fighting next.

Cyberscape is a top down round based action game with some rougelike elements. Play as different heroes with unique abilities and fight against the evil robot army. Level up and complete achievements to unlock new items and fight your way through different locations.

The spirit of the 80s shapes the entire world: magic and technology collide in a post-futuristic 2087! An action 2D game with rogue-lite inspired mechanics. Two characters two combat styles: Elly, a melee fighter. Johnny, a gunslinger. Fight your way through, get the keys and unlock new rooms!

A sci-fi roguelike about a lone pilot on a forbidden mission through his galaxy. Piece together his story as you scavenge to build your loadout in this procedurally generated space shoot'em-up.

Everything moves when you do in Enter the Chronosphere, the turn-based bullet hell roguelike. Each chronosphere is procedurally generated with defenders and biomes from the worlds it has consumed. Break in, find exotic weaponry and gadgets, outsmart hostile aliens, and fight your way to the core.

Fight through relentless waves of zombies in this action-packed top-down shooter! Collect weapon parts, craft insane custom guns, and unleash devastating synergies to survive as long as you can.

Sanctum Arcadia is a game where you must fight your way through increasingly dangerous zones filled with enemies, hazards, and mystery. Sanctum Arcadia has a unique but still familiar progression system, challenging and engaging combat, all in a smooth Arcade-like experience.

A challenging roguelike where you control a single bullet. Redirect it with your frying pan, dodge the chaos, and master every room.

Destroy hordes of strange machines that have invaded the forest. Yawnoc is a chaotic top-down shooter roguelite focused on immersion into the world of Conway's Game of Life and other cellular automata.

Apple man Sam versus moustached vegetables. A top-down survivors-like roguelite where you pick a loadout, level up, upgrade your weapons, and loot items to blast through escalating hordes and bosses. Multiple loadouts, endless mode, and leaderboards. Complete quests to unlock items and cosmetics!

Exciting arcade action game where you will fight against hordes of enemies, upgrade your skills, and choose from a variety of weapons and abilities. With each battle you become stronger and unlock new possibilities. Dive into thrilling battles in captivating world of "Endless Return".

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.

GLASS x CANNON is a risky top down shooter roguelike. You are always very low health so you'll have to dodge and use blood to survive. Collect items and get stronger to defeat a powers, crossing into our world.

Battle through waves of enemies, taking their power for your own in this retro-styled arcade shoot'em up.

Escape from Andromeda is an overhead 2D sci-fi spaceship looter shooter based in a procedurally generated galaxy. In Escape from Andromeda, every planet is a level, and every star is a part of your story.

Delusional is a chaotic top-down roguelike shooter where you battle absurd enemies with hundreds of ridiculous weapons, all in a desperate bid to defeat the eccentric artiste who created you.

Survive Planet Yubglub is a survival rouge-lite, where Earth Representatives must hurl dodgeballs while evading toxic slime aliens and their lethal projectiles. The Earth Reps. must carefully navigate through the harsh environment of planet Yubglub. Choose your character, and Survive Planet Yubglub!

You just have to kill the bugs and critters before they kill you, so you can kill the bugs EVEN BETTER. Defeat the 3 floors and their bosses to win the game! Fight through procedurally maps made of handcrafted rooms, in this action RPG shooter with heavy roguelike and bullet-hell elements.

Fight, upgrade, and survive in a fast-paced top-down action roguelite where 20 unique heroes with special traits, weapons and abilities take on the swarm of alien bugs.

A 2.5D Abstract Sci-Fi top-down shooter about decimating germs on a petri dish. Fill the screen with lasers to decimate hundreds of duplicating germs. Upgrade your cannon, manipulate the germ's characteristics, uncover the mystery of this bacteria, and fight the ultimate supergerm.

Action game character upgrade

Take control of a lone pilot in a hostile galaxy. In this incremental roguelike, every death is a lesson and every scrap of loot is progress. Battle through relentless waves of enemies, level up your skills, and return to base to turn your scavenged parts into ship upgrades.

Spaced Liberation is a very small indie game about the liberation of a planet.