Top similar games like Rust Onslaught:

Neon Fighter is a tiny arcade game packed with lasers and explosions, in which every few seconds you are forced to switch weapons automatically, making you have to adapt quickly to the new situation and re-evaluate your perspective.

Go back and forth in a hail of bullets , use all kinds of weapons to take down your enemies.

ExtermiHate is a top down twin stick shooter action rogue-lite where you play as Raven "Luna" Ticke. She is a lone prisoner-turned-soldier send in to reclaim Earth 2 from a bug invasion. Fight your way through random levels and level up your character to survive the waves and defeat the bosses.

Galaxy Kingdoms is an action/adventure shooter. Feel the journey of a bounty hunter as he explores the galaxy in search of quests and treasure. Strengthen yourself by buying new weapons and armor and then take on more powerful enemies.

4D:XD is a top-down 2D bullet hell space shooter. Conquer the game with as few deaths as possible!

Ascend to the Earth's surface in this vertical shmup! Punch, shoot, and grab enemies both mechanical and natural in your unique ship in this brutally hard vertical shooter.

Assemble a limitless arsenal in this survive-em-up roguelite shooter. As a Gun Manufacturer's testing force, your mission is simple: test the latest gun tech and scavenge alien planets. Collect insane weapon parts to invent crazy guns that slay thousands. You may not survive, but your guns will!

This is a rogue-like top-down shooter where you control a spaceship that is sent out to explore the caves on the Moon. Once you enter the caves, you find out that there are enemies. It is up to you to survive against them while also trying to find the path down to the next level of the caves.

Microbes and Machines is a roguelite action game where you control a little bubble robot that fights against the forces of evil.

This is a retro space shooting game, where you only fight against the strongest enemy. There are 15 unique bosses in the game, and players need to use different weapons and strategies to defeat them. Dedicated to you who are both challengers and retro game lovers.

Blast through waves of alien enemies in Project AionIX! Master your piloting skills, dodge, and survive in this fast-paced space shooter!

This is a top-down 2D tank action game. Players control a tank called a "TANK" and clear missions by defeating opposing TANKs by charging and firing. The appeal of this game is being able to freely develop tactics based on the battle situation, terrain, and your own equipment, and win.

A sci-fi twin stick shooter stripped down to the bare essentials with focus on smooth controls and satisfying action.

Embark on an epic fruit-filled adventure as Jack the Apple, battling brainwashed banana soldiers in this top-down 2D pixel shooter to stop Dr. Banana's evil plans!

Zombie exterminator is a top-down shooter roguelite where you play a soldier. Combine weapon parts and create unique weapons. Use gadgets and relics to exterminate zombies. Fight against zombies and horrendous creatures.

Unleash explosive action in a deck-building top-down shooter. Customize your bullets with a strategic deck of cards for devastating effects.

BULLETHELL is an experimental, retro-hardcore, barely playable, ultra-fast-paced arena top-down shooter.

Dive into a fast-paced underwater roguelike! Battle swarms of sea creatures, cursed pirates, and colossal bosses as you explore unique aquatic biomes. Collect a variety of weapons, uncover treasures, and survive the unknown in an epic journey through the ocean depths!

Dungeon Sucker is Pixel-art, Rogue-Lite, top down shooter game with absorption-defense as its core system. You was become a cleaner of Company, Please finish cleaning the dungeon by with the “Big - Strong Vacuum Cleaner” which is the high-tech!!!

Defend your base on Mars from invaders in Residuum. A thrilling mix of tower defense and shooter gameplay, upgrade weapons and choose your crew for a unique experience each time. Play with a friend for even more excitement!

Fracture Hell is a replayable arcade shooter featuring dynamic destruction and deck building. Choose a class, equip your favorite guns and build a deck of upgrade cards to beat your current high score and unlock new gear.

Starship Architect is a high-octane roguelike where every decision counts. Battle relentless enemies, choose from a dynamic arsenal of weapons and upgrades, and strategically assemble your ship. Unlock powerful new parts after each run and craft the perfect starship.

Thunderbird is a classic arcade-style STG. You will be the pilot of the space fighter, stepping onto the space stage, engaged in a war between many forces. Fly a fighter jet, experience the speed of a shot under fire, or learn the truth behind war.

Mow down the alien hordes, scout for resources and survive. Dreadnought is a mix of Action Tower Defense Survival and Shoot 'Em Up Bullet Hell where you control the ships turrets & defend against waves of enemies. Choose your weapons, upgrade your ship & brace yourself, the horde is coming.

The Nullblade Collection is a group of all the small, polished games made by Nullblade that were too small to be published by themselves.

Under Dead is a challenging auto-shooter horde survivor roguelike where you fight to survive as many days as possible. The dead have risen, and they get stronger every day, but so do you. Collect items, level up, and craft powerful and unique builds. Become a zombie-killing machine!

A dark fantasy action-adventure game where players wield unique abilities to battle corrupted foes and uncover the secrets of a shattered world.

Steel Alcimus is a top-down helicopter shooter. Complete various tasks with your ally aircraft; such as saving the carrier, taking down the buildings, carrying objects, etc.

Dive into Nouns Crown, a wacky rogue-lite dungeon crawler where every day brings a new character to master. Embrace the chaos as unique abilities and weapons redefine your adventure every 24 hours in your quest to protect the all-powerful Nouns Crown from the invading Souls.

"Guardians Of Restoration" is a top-down robot action game that combines action and bullet hell elements. Level up within a set time to enjoy thrilling battles against various bosses. Each boss randomly possesses one of three traits, ensuring a unique and exciting experience every time you play.

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

Alien Slayers is a roguelite time survival game where you hunt down hostile alien creatures on various planets. Grab your weapon and survive to the end to become the strongest alien.

Too Much Water is a top-down castaway simulator with an exquisite "splash" of humour, and a captivating story.

Become your own bullet hell in Ring War! The online PvP top-down shooter where you can instantly join a lobby with up to 15 other players, scavenge a loadout from a pool of over 250 unique items, and battle to the top of the leaderboard.