Top similar games like Huygens Principle:

Uncover The Government's darkest secrets in this action packed top down shooter inspired by 80's action flicks of questionable quality.

A sci-fi wave-based shooter with roguelite elements. Collect powerful upgrades and unique combinations to wipe out hordes of bloodthirsty creatures and make your way into the Abyss.

A gang of nine aliens from another galaxy that were put to community service, want to clean the universe from what they think is the worst garbage: humans! Help them in this arcade game!

lone.AI is an upcoming space RPG roguelite. With challenging, relentless gameplay, each run has the potential to boost your ship's power, speed, and more. As a lone AI, fight your way through the solar system and uncover the secret behind the ZOSMA, an alien race that holds power over the system.

Defendor is a throwback to the fast paced arcade games of the 80s.A retro style, arcade shooter where you upgrade your base to increase the capabilities of your ship, unlock new weapons, ships and cause more mayhem.Defend your base until everyone makes it into the escape ship.

You are a single ship outnumbered and outgunned by the enemy fleet. The one advantage you have is a powerful magnet that is capable of capturing the enemy bullets and firing them back at the enemy!

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

A top-down action game like no other. Use asteroids to block enemy bullets and smash enemy ships in this physics-based test of skill. Conquer 25 levels, vanquish 5 bosses, and maneuver through 5 tricky bonus waves.

Technikiller is a sci-fi shooter set inside a mega-factory. Hack in and take control of a hulking mech to blast your way through hordes of killer robots. Fight your way to the core and shut it down.

Shoot 'em up has reached a new frontier! 2D bullet-hell sci-fi action shooter with mouse control and multiple buttons!

A fast-paced addicting space shooter with an inspiration taken from many modern games. A project I have been passionately working solo for 2 years+!

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.

Blast aliens to pieces and start a rebellion in this fast paced pixel art top down shooter where sprinting kills.

In this simple riff on an arcade classic, released in 1983 for the ZX Spectrum by famed game developer/publisher Ocean Software, search labarinthine levels for the exit, while surviving an ever-increasing onslaught of deadly robots.

Stellar Space is a new take on a classic arcade game with a modern, rogue-like, form for new players to enjoy!

Cyberdrive is: Waves of enemies constantly attacking without giving you a break Average lifespan at easy difficulty 1 minute. Only one thing is required of you "KILL YOUR ENEMIES !!!!!"

I made this game as top view shmup STG(also known Shoot'em ups) game.but some people think as Shrimp STG.shrimp type anti-aircraft tank TETSUNOEBI!control the tank and destroy drones or AI tanks or large bosses.

Blast your way through an endless horde of enemies in this pixel art top-down shooter. Collect their remains in order upgrade your character for increased combat abilities. Tekla is a top-down shooter with roguelite elements.

Embark on a dangerous investigation in Ultra Mission™, the latest game by Gumbo Machine™. As an agent of the Stellar Exchange Commission, you must traverse the 20 dizzying levels within Otto Labs, each littered with powerful automatons and questionable experiments. This is going to be a blast!

Engage in an intense space shooter that you can play singleplayer or multiplayer with up to six players. Play a variety of different spaceships, each with their own unique stats, components, and playstyles!

Soda Sabotage is a Sci-fi 2D top-down shooter, where the player guns his way through 25 levels and 5 bosses belonging to a soda weapon factory using their own weapons against in order to disable the evil soda weapon making factory. Shoot, dash but most importantly survive!

Tokyo 2050 glows with neon, but darkness simmers beneath. Akihito, a warrior with a fractured past, uncovers a plot threatening the city. Blast through a top-down cyberpunk world in this fast-paced 2D shooter. Can you fight back against the tide of oppression and reclaim your memories and honor?

The best shooting game with various perspectives

Take on the enemy onslaught in this top-down cover shooter roguelite.

Brutal (one hit kill) twin stick shooter with hilariously fun and clever enemies. Also has roguelite and Sci-Fi stuff.

CyVenge is a fast paced and action packed rougelite arena shooter. Choose from many upgradable weapons and abilities and help Cy fight against numerous waves of enemies!

An action-packed, story-driven top-down shooter with vibrant pixel graphics and a pumping soundtrack. Fight your way through hallways of castlelike spaceships, neon lit alleys and futuristic medieval fortifications using an array of powerful weapons and special devices.

A lore-based cyberspace tower-defense where you defend artificially intelligent Constructs from Corrupted bugs and viruses.

Get into the cockpit of an ace pilot fighting in the galactic war in this sci-fi arcade top-down shooter. Participate in numerous campaign missions to explore the story of Magnificent-1 and enjoy the arcade mode to strive for the highest score.

About：It is an old school game collection with ten different types of mini-games.The story tells of a series of wars that took place on the island

'Forged In Dungeon' is a thrilling top-down action shooter, blend futuristic weapons and martial arts together to take down enemies in stylish and violence ways.

Top down action adventure sci-fi Zelda clone game set in the world of New Haven where you must fight off enemies, solving puzzles, completing quests and explore regions with their own dungeons to uncover what is transpiring on New Haven.

Get ready to face the lands of Deitra. Choose your class and fight to change your destiny.