Top similar games like Harbinger:

A wave-based arcade shooter where between waves you visit a shop with prices that increase with each purchase/rental. Keep your combo high and grab as many coins as you can, and you can delay the inevitable. Powered by GZDoom.

A retro FPS roguelike set under the sea. Your soul inhabits an ancient machine. Find the people responsible for your agony. Make them pay. Featuring intense melee combat and fast grappling movement inside of an ever changing dungeon spanning multiple biomes.

BASILISK! is a dystopian sci-fi movement shooter where you move or you die, and your style meter doubles as your health bar. Parkour, hack, slash, and shoot your way to the center of Complex One, and unplug mankind's new AI overlord, the BASILISK, once and for all.

In the magical land of Marsia, the most important day in the last 1000 years is approaching - the election of a new ruler! You have to vote for the right candidate or you will be sent to the front to fight for the survival of the great empire! Immerse yourself in a wonderful world with your shotgun!

Kick doors, shoot lightning, and parry bullets in this blazing fast first-person shoot'n slash inspired by Hotline Miami

Bob the Goose is an old school FPS with roguelike elements. It's about a goose searching for his human friend who was kidnaped by lame Old People.

A fast-paced, score-attack movement shooter. Mow down an endless horde of robots, flying through hand-crafted arenas at breakneck speeds.

Slyders is a FPS survival roguelite bullet hell that blends fast-paced shooter action with an over-the-top upgrade system. You’re Aryx, a fearless fox freedom fighter on his supersonic battle turtle who aims to liberate Sky World from evil.

Project Dagger is a retro FPS roguelike, where you have to return the lost Crown of Benevolence to the King of Delvia! However, your journey will not be easy as many foes along the way will attempt to kill you! Unlock new weapons, upgrade stats, battle enemies as you make your way through the world!

Nixxsz Maids Blazing is a very simple and small score-attack arena "slasher" set in a Dark Castle. Choose a maid, master her habilities and cut in half all enemies! Cut. Slash. Repeat!

Gun Ugly is a surreal action packed First Person Shooter. Dash, slide and kick your way through scores of manic enemies in a colourful multiverse that provides you with an arsenal of ridiculous weaponry. In your hands a trombone is just as dangerous as a bucket of pupples.

Fentanyl Edition is a Fast-Paced Arena Shooter. With the most surreal visuals you may lay your eyes upon.

Exosuit is a dynamic shooter in a unique style, where focus is on maximizing fun of gameplay. Game has no plot and the emphasis is only on unbridled action and unusual visual style.

Animalistic is a fast-paced, ultraviolent, and stylish indie FPS game where you brutally clear room after room of creepy humanoid animals. Featuring a story-mode and endless wave mode!

Mind the Abyss is a fast-paced movement shooter that combines fourth-dimensional abilities and ever-evolving weaponry within an alien planet.

What would you do if you awoke to find your breakfast entirely bean free, and how far would you go to make it right?

Super Buff HD is a fast-paced skate-surf-FPS. Dash, bounce, grind, blast, shred, shoot, and soar through a fever dream world of unhinged weirdness. Defeat all the buff dudes. Get a high score. Be a winner. Home for dinner.

The Frenzy Virus has mutated. Now, you and your team must defeat hordes of "The Ridden" in Frenzy Extinction! Survive waves of mutated monsters as your team upgrades their gear, powers up with custom abilities, and races to extract after defeating the boss.

Arenas, dungeons, rooms, a huge amount of monsters and bosses. Roguelike + first-person autoshooter. Unique weapons, various modifiers for the character. All this is waiting for you in Survivter.

Calcium Contract is a fast-paced first-person shooter where you're on a mission to finish a contract that got out of hand. Learn to swiftly move around your enemies and master your arsenal as you fight your way toward the grand finale. Includes a unique score-attack mode in ever-changing arenas.

Relentless Frontier is a fast paced sci-fi FPS running on the GZDoom Engine, with a strong focus on mobility, strategy, and exploration. Use your Omnistruct to replicate new weapons and abilities to help you traverse the terrain and demolish threats, while escaping from Ross 128-b in one piece.

Fingerbang: All Bullets Pointin' is a fast-paced FPS inspired by both retro and modern FPS games. Fingerbang combines elements from each in order to create a mix of its own, with a scoring system added on top to gauge your performance through the different levels.

This is an arena FPS set in a futuristic setting in which the objective is to decimate armies of robots.

Ziggurat is back, and now it's even better! Use powerful weapons and spells to break through hordes of enemies and explore labyrinthine dungeons in this hectic roguelite FPS, while you improve your skills and discover new equipment.

Kvark is an FPS game set in a fictional version of the 80s Czech Republic. The player finds themselves in an underground facility that is falling apart as they travel through it. They will have to navigate through dark tunnels and will encounter many obstacles and enemies that will test their skills

The HUNT Returns... AGAIN! Play the original Cult Classic '90s FPS remastered in 4K Ultrawide with UNLIMITED frame rates, RESTORED content, NEW episodes, a LEVEL EDITOR, online MULTIPLAYER, LUDICROUS gameplay options and MORE. Make 'em EAT LEAD or they'll bury you in a lunchbox!

Snap the Sentinel is the only turtle tough enough to take down Conrad Ocean's army of devious robots. Armed with the Chameleon Blaster, he must use unique weapon power ups to run 'n' gun across a world full of traps and secrets. This fast-paced FPS comes packed with 256 colors and 16 bits of sound!