Top similar games like Felonian Special Forces:

"Siege of Shadows" is an intense tower defense survival game where strategy, skill, and quick thinking are your keys to victory. In a world overrun by relentless waves of enemies, your mission is to build, upgrade, and defend your base at all costs.

SPRAWL is a hardcore retro FPS set in an endless cyberpunk megalopolis. Escape the walled city and take on the militarized government of the sprawl. Fueled by the blood of your enemies and a mysterious voice in your head, make your way towards the spire to topple whatever lays within.

Shoot and BLINC your way to save the universe in this narrative space adventure. A mix of space combat and first person exploration. It's up to you and your skill to save he universe... from itself!

Kitball is a homage to classic old-school Maze Shooters of the 90's era, featuring modernized gameplay and graphics, while still holding onto the original simplicity and charm of its inspiration.

FPS with rpg elements. Made by one solo indie game developer.

An FPS with SHOOTING COMBAT! Not just a hide and seek clone ;) Shooting your enemies a few times will not do! You must hit them with everything you've got so that they can never make it back to the stage. That is where the big money is!

TECTON is an action shooter bullet hell set in a metropolis overrun by a rogue AI. You control a powerful robotic body as you dodge relentless projectiles and tear through enemy strongholds in your mission to reach the master AI called TECTON and stop it from taking over the city.

Fast-paced neon arena FPS. Fight 10 waves of killer robots, loot crates for weapons, buy gear from the shop, and take on a massive final boss. Six weapons, three difficulty modes.

The extreme and unpredictable conditions that characterized the Lost Planet series return, harsher than ever before. Lost Planet 3 reveals new truths about the foreboding planet and the colonial history of E.D.N. III.

INFILTRATE, EVALUATE, ANNIHILATE. Working together or alone, exploit a time loop to gather information, create a plan, and neutralize a rogue intelligence system threatening to destroy humanity in this first-person sci-fi knowledge-based immersive sim.

Wuscar is a thrilling FPS Multiplayer experience. Collect weapons, Upgrade your Robotic limbs and become the strongest Wuscar known to man.

The future of pizza delivery is here: deliver pizza through the power of the internet today! And when delivering, time moves when you move. So jump, dash, and dive your way through a network of obstacles and challenges, reach the customer, and do one very important job: deliver the pizza.

Instance-based shooter with scaling endless wave of enemies

A classic fantasy MMORPG powered by uMMORPG—discover dungeons, fight powerful creatures, forge rare equipment, and shape a living world alongside hundreds of players.

Be the cactus, become the legend! Master foes, evade traps, and uncover artifacts as a spiky hero in this unique indie FPS, blending classic elements with quirky new ideas.

Powerfuel is an action FPS set in a gritty dieselpunk world. Play as the legendary ex-criminal known as the Cricket, and harness the mystical properties of powerfuels. Fight your way through the gangs of New Lyon and shed light on the conspiracy plaguing the city.

Build a career as a paranormal field researcher by collecting and delivering samples from various paranormal sites for your infuriating boss in an exciting (?) first-person shooter experience! Now with more ghosts!

Endless Apocalypse is an exhilarating shooter game that immerses you in an infinite adventure across diverse levels. Encounter a captivating array of enemies and formidable bosses, challenging your reflexes and strategic thinking for triumphant victories.

A sci-fi rail shooter for PC, PCVR and Mac. Defend your train against AI controlled robots which run, fly, rocket and roll in pursuit. Enemies are fully destructible and physically simulated. A variety of weapons and power-ups to unlock.

Smash up a huge fully-destructible dreadnought in your fighter craft! Dreadnoughts of Caelus is a first-person 3D action flight sim. Race against time to defend your floating city in the bottomless blue-green mists of Caelus. Will you chip away at its systems, or dive for its weak points?

Astral Horizon is a first-person space opera adventure featuring combat with six degrees of freedom. Give orders to your squadmates and find creative ways to approach combat in zero-gravity. Explore epic sci-fi locations as you fight a war to uncover a perspective-shattering discovery.

In Deadline: Aphelion, you play as a mercenary tasked with defending the research facility from the hordes of alien spiders that have been drawn to it. 

Fight viruses, survive insane waves of rays and bullets, and find out more about the inhabitants of the Network in this mix of exploration and 3D bullet-hell/FPS game.

In Alien Boom Boom you will send your enemies flying utilizing a powerful arsenal of weapons and upgrades. The game features a fully voiced story campaign, several distinct levels, several enemies, bosses and frequent player/weapon upgrades that are customizable at the start of each level.

Inspired by arcade classics, this new arcade experience mixes a first-person viewpoint with classic invader style shooting. Together, this unique mashup will test your skills across 30 different challenges!

We're in lockdown and you're our only hope! Grab your blaster, ready the cure and prepare to face the virus head on in this frantic, wacky and wild hospital. Don't be fooled, this is a task for only the best out there. Think you have what it takes?

Update Monster is a fast‑paced bot‑testing roguelite: dive into a procedurally rebuilt arena, grab the sector key, and race back before the timer wipes everything. Spend scarce data on speed, armor, and weapons before each run.