Top similar games like A.R.M.: Absolutely Reliable Machine:

Laser Lasso BALL is the deadliest sport in the universe. Beings from across the galaxy battle to become stars in this Local Multiplayer Alien Deathsport.

The first hi-res 2D fighter from the creators of the Guilty Gear series! BlazBlue is a traditional 2D fighter where two characters participate in a duel.

Mighty No. 9 is a 2D Side-scrolling Action game that takes the best elements from 8 and 16-bit classics that you know and love and transforms them with modern tech, fresh mechanics, and fan input into something fresh and amazing!

Jetboy is a retro supercharged jetpacking pixel shooter with a pumping metal soundtrack.

Do you miss the times when games were not holding your hand? When they did not forgive mistakes and controls and rules were clear and simple to learn? YES? So you miss the 90s!

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-scroller strategy game where you have to survive waves of enemies while creating and upgrading your base. Build where you want - Defend what you can.

The Lost Planet Zenox is inspired from an old retro game called "Thrust". You found a mysterious mineral at the asteroid belt of the Zenox Planet. But before bringing it to the earth your ship got attacked by pirates and crushed to the Zenox. Why pirates attacked and how will you get back to Earth?

Made by hololive fans, for hololive fans. Idol Showdown is the definitive fan-made hololive fighting game experience, powered by rollback netcode. Engage in exciting duels as your favorite hololive talent and prove once and for all who the strongest idol is using the game’s easy-to-learn controls.

ZPF is a retro-inspired horizontal shooter for the Sega Genesis/Mega Drive. Blast your way through a cosmic gauntlet of epic boss battles, addictive scoring, and hidden secrets in a thrilling arcade-style adventure through fantasy, sci-fi, and alien-themed worlds.

In Infinity Blaster you blast through space, defeat challenging enemies and upgrade your weapons! Compete on the global leaderboard, survive an infinite loop of increasingly difficult foes, and unlock 100 achievements. Can you prove yourself as the ultimate space adventurer?

Planetstar Warrior is a horizontal scroll-space shooter with numerous powerups and a gradually increasing level of difficulty. Defeat all enemies on each level to progress.

The Hero of Bangaona is a 2D Side-scrolling Action game where you play as the Hero of Bangaona kingdom whose mission is to capture the enemy bases in order to rescue the Princess who got kidnapped by the soldiers of the Weins Territory.

Level up your skills while fighting your way through waves of chaos. Levels are generated at the start of every game and will be different each time you play.

"Run and Gun" oldschool single-player platformer with NES aesthetics, including an authentic 8-bit chiptune.

Blasten!! is a retro side-scrolling shooter of robot-busting action! Can you master all the robot power-ups and keep forever peace?

WKSP Rumble is the first corporate fighting game. Play with 100+ real employees of a real ad agency and get to know more about the advertising world in a pixel art journey full of ass kicking.

Survive the waves! Buy weapons and ammo! Unlock new stages! Purchase companions! Solve daily quests and get rewards! Casual Pixel Warrior is a wave shooter where your endurance to last an infinite fight depends on your skill, unlocked weapons and purchased ammo.

Hold the line so that humanity may live another day. Defend the evacuation lanes from the relentless spawns of a rogue AI in this rhythm/roguelite-infused hack n’ slash/tower defense game. Upgrade the last friendly robot on Earth, armed with a unwavering program and purpose: HOLD.FOR.HUMANS.

The original epic introduction to the eternal KUNG FURY beat ‘em up saga. New stages, and the Hackademy. Both THE ARCADE STRIKES BACK and the A DAY AT THE BEACH campaign.

Quadroids is a single-player puzzle platformer with a twist! Don’t be fooled by its simple pixel-art style and put your neocortex to the test while you try to control 4 screens by yourself and clear 100+ mind-twisting levels!

A new dimension on the classic shmup genre, take to the skies as a rookie pilot thrown into the deep end. Prove yourself in skies as you battle devious enemies and work become a hero pilot in Iron Flight Air Force.

Himari was ambushed! Help her hold out as long as possible, attack enemies, use magic to slay them, maintain Himari’s health level, so she could fight on, and also do not miss!

"Boom! Boom!" is a chill puzzle arcade fireworks game. Let's blow rockets!

[[i]i]“THE KING OF FIGHTERS XIII”[/i], SNK PLAYMORE’s flagship 2D versus fighting title returns in an ultimate version on Steam!!

Simulation Room is a fast-paced 2D auto-battler with deck-building mechanics. Unleash powerful program combos, upgrade abilities, summon allies, and equip weapons. Control the battlefield by altering terrain and weather, using gadgets to outsmart enemies. Every move counts—strategize and dominate!

Electronic World Z is a 2D Challenging Platform game based on the story of a Robot called DGIN TV whose mission is to collect all of the Electronic components required to reinstate the Giant Power Generator device in "Z" Power Station.

Critical Point is a retro sci-fi casual strategy game. You have to make the particle count in reactor cells exceed 4, surpassing the critical point of fission to generate energy required for interstellar voyages.

Invader TD is a side scroller tower defense, where the player is in the role of an alien race with the purpose of infecting and dominating the earth, you must protect yourself from the attacks of the humans, who are trying to destroy you.

Good old fashioned 2D arcade fun with tons of upgrades and fast paced action where taking risks is rewarded with a higher score. Defend humanity's last source of energy wrench in one hand, laser gun in the other

Mika's Battle S 2 is a 2D Platform Action game based on the story of Mika, the Sunshineland warrior, who has been assigned with a special task, that is, to rescue Sayuri, the Sunshineland Intelligence Department officer, who was imprisoned by the enemies.

Move, shoot. Dodge, destroy! How long will you survive ?

A sci-fi shoot'em'up game with heavy focus on upgrades experimentation, featuring two unlikely heroes that must work perfectly together, despite their share of secrets, to surpass their limits and succeed in eliminating a threat that might destroy both Earth and Andraxia if left unchecked.