Top similar games like Project Serotonin:

Unknown planets, whole new universe, with hundreds of ships to fight and explore, special abilities and ships craft. Rome 2077: Space Wars is a top-down shooter with ship craft, storyline, RPG element, survival endless mode and much more!

LaserShotz is an online PvP competitive arena shooter! Compete for the best rating on the leaderboards!

Be:Twin is a top-down shooter set in an aplocalyptic version of Seoul. What will happen once the twins find what they have lost?

Defeat bosses in this bullet hell with unique characters and silly stories. Will you be able to escape the clutches of a contract you signed for the purchase of a yogurt maker?

Garden of Coolembozo is a top down shooter where you die in one hit and its pretty hard!

Ignite your rocketship engines and zoom your way through the caves of tiltfire. Fly around tight corners and blast AI drones in this fast paced top-down shooter.

A top-down action shooter. Use gross and weird movement mechanics and abilities. Survive, and enact revenge on the black military division that abducted you and made you the way that you are. BRING FORTH THE SHARTENING.

Chaotic Pursuit is a hardcore Top-Down Shooter with cute graphics. You miss a shot and you're out!

You've been dropped into enemy space. Weave your Starfighter between alien spaceships, lasers, asteroids and bombs destroying as many as you can and collecting valuable coins and powerups as you go.

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

[2D] Avoid, block, and destroy! Pudding that fell into hell when a human ate him right before creating a girlfriend. Let's escape from hell with the power of your unrelenting anger.

A top-down space shooter where you switch between the wings of the space station you are trapped in to fend off endless waves of enemies.

The Final Frontier is a retro multi-directional shooter inspired by the likes of Asteroids and Galaga. You destroy waves of endless enemies while trying to survive as long as possible by upgrading your ship's abilities along the way.

Escape From Inferno is a top-down shooter where you play as an angel named Lordrid to escape Hell. There are 10 stages and your goal is to survive the hordes of enemies until there are none left.

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

Dashrider is a fast-paced 2D shooter game, in which you fight your way through countless waves of enemies to earn coins. Purchase new skills or stunning boss battles. Defeat the three guards to face the final boss and complete the game.

Legit question for rural Americans - How do I kill the 30-50 feral hogs that run into my yard within 3-5 mins while my small kids play?

You are a special purpose soldier and your goal is to destroy some settlement, which is inhabited by a bunch of sorcerers.

Amazing graphics. Countless different units. An addictive Battle Pass. We have none of those things. Just one carrier and as many tiny fighters as you can muster to hold back hordes of enemy fighters and bombers. Victory is not enough - you may win the battle, but still lose the war!

You become the enemy that you killed!

Another version of the classic Asteroids game

Destroy blocks through 20 levels and 5 unique bosses with different mechanics. Do it in the best possible time!

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

These are the tense, action-packed stories of a special operative's past.

Magnace: Arena is a sci-fi arena shooter where you fight the bots as heroes from the Magnace universe with their own weapons, characteristics and abilities!

Defeat the ever-increasing number of enemies with a variety of ninja techniques to suit the situation After 20 minutes, we can move on to the next STAY It's more fun because there are various enemies on each stage

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!

Introducing Hollybound: a game of underqualified heroes! A radioactive invasion is taking over Wayfield, and it's up to you to stop it! In this action-packed top-down shooter, you'll face inconvenient traffic, a crowded shopping mall, and even an Italian restaurant! ...It's cooler than it sounds.

Tartaron is top-down shooter with an old-school art style and a variety of levels to beat. Engage in close-range combat, or snipe your enemies from afar, it's up to you.

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.

In the Valley of Death is a color-based hack and slash twin-stick shooter, where the player controls Red and Blue as they dash, slash, and shoot their way through challenging levels as they attempt to make it to the Valley of Death.