Games like Invasion Protocol
If Invasion Protocol is your kind of game, the closest matches are Geometry Rift, Null Core and DRAGUN — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.
Get personalized picks →About Invasion Protocol: You’re not the hero, you’re the invasion. Drop in as skull-helmeted soldiers and obliterate a bug-infested planet. Choose your class, aim & fire non-stop, complete brutal objectives, and swap weapons & abilities on the fly. Unlock new classes and gear as you go. Execute the protocol.

Players who liked Invasion Protocol also play
Steam players who put hours into Invasion Protocol also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.
Geometry Rift
WHY THIS
Top pick for Invasion Protocol fans by collaborative filtering across millions of Steam libraries. Shares Action with Invasion Protocol.
Imagine the frenetic chaos of Geometry Wars colliding with the addictive progression of Vampire Survivors. That's Geometry Rift — a relentless auto-fire action experience where geometric enemies flood the screen and your only option is to shoot, dodge, and survive.
Null Core
WHY THIS
Second-strongest match for Invasion Protocol fans by collaborative filtering across millions of Steam libraries. Shares Action with Invasion Protocol.
Null Core is bullet-hell action roguelite where you play as powerful tanks. Wield the shells of fallen legends, combine them with new technologies to clear dungeons solo or in co-op fighting against Zeroth's forces.
DRAGUN
WHY THIS
Third-strongest match for Invasion Protocol fans by collaborative filtering across millions of Steam libraries. Shares Action with Invasion Protocol.
Run-and-gun roguelike about shooting through an army of dragons and their shadowy organization with an array of weapons, upgrades, and characters in randomized stage layouts.
ActionSteam ↗Crazy Fruit Shooter
WHY THIS
Ranked #4 for Invasion Protocol fans by collaborative filtering across millions of Steam libraries. Shares Action with Invasion Protocol.
One day you wake up and find yourself turned into a Fruitman? Face the endless waves of vegetables chasing you, grab your gun, and blast them away!
Blazing Beaks
WHY THIS
Ranked #5 for Invasion Protocol fans by collaborative filtering across millions of Steam libraries. Shares Action with Invasion Protocol.
Roguelite - where too much greediness can be fatal. A colorful world with armed birds blazing their way through piles of mutants, monsters and creepy creatures. Lots of mysteries to unravel, secrets to discover and levels to explore.
Assault Android Cactus+
WHY THIS
Ranked #6 for Invasion Protocol fans by collaborative filtering across millions of Steam libraries. Shares Action with Invasion Protocol.
Assault Android Cactus is an intense arcade style twin stick shooter - pick from one of nine unique synthetic heroines and blast your way through overwhelming robots hordes to save the ship from its own workforce. Supports single player and local co-op game modes.
Genome Guardian 2
WHY THIS
Ranked #7 for Invasion Protocol fans by collaborative filtering across millions of Steam libraries. Shares Action and Casual with Invasion Protocol.
COMBINE WEAPONS in the microscopic shooter with macroscopic depth. BUILD YOUR NANOBOT from hundreds of parts. SURVIVE the microbial onslaught once more in this psychedelic dive to the Abyss, full of mutations, minerals, anomalies and powerup polyps. SHMUP mode turns it into a vertical shoot 'em up!
Mega City Force
WHY THIS
Ranked #8 for Invasion Protocol fans by collaborative filtering across millions of Steam libraries. Shares Action with Invasion Protocol.
Retrowave Action Roguelike featuring tough agents battling crime to the electrifying music of artists like Droid Bishop, Timecop1983, and more! Choose your agent and dive into hardcore action against enemies and bosses, utilizing a vast arsenal and special abilities that will define your playstyle
Cheaper alternatives
Games in the same vein priced at least 40% below Invasion Protocol at current Steam store prices.
Garry's Mod
WHY THIS
Priced ~50% under Invasion Protocol on Steam right now. Shares Casual with Invasion Protocol.
Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.
Vampire Survivors
WHY THIS
Priced ~50% under Invasion Protocol on Steam right now. Shares Action and Casual with Invasion Protocol.
Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!
Titanfall® 2
WHY THIS
Priced ~55% under Invasion Protocol on Steam right now. Shares Action with Invasion Protocol.
Respawn Entertainment gives you the most advanced titan technology in its new, single player campaign & multiplayer experience. Combine & conquer with new titans & pilots, deadlier weapons, & customization and progression systems that help you and your titan flow as one unstoppable killing force.
Cookie Clicker
WHY THIS
Priced ~50% under Invasion Protocol on Steam right now. Shares Casual with Invasion Protocol.
An idle game about making cookies! Originally released in 2013 on the web, and actively developed since then. This is the official version for Steam.
WEBFISHING
WHY THIS
Priced ~50% under Invasion Protocol on Steam right now. Shares Casual with Invasion Protocol.
WEBFISHING a multiplayer chatroom-focused fishing game! Relax and fish (on the web!)
POSTAL 2
WHY THIS
Priced ~90% under Invasion Protocol on Steam right now. Shares Action with Invasion Protocol.
Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?
Buckshot Roulette
WHY THIS
Priced ~70% under Invasion Protocol on Steam right now. Shares Action with Invasion Protocol.
Play Russian roulette with a 12-gauge shotgun. Four enter. One leaves. Roll the dice with your life. Good luck!
Brotato
WHY THIS
Priced ~50% under Invasion Protocol on Steam right now. Shares Action and Casual with Invasion Protocol.
Brotato is a top-down arena shooter roguelite where you play a potato wielding up to 6 weapons at a time to fight off hordes of aliens. Choose from a variety of traits and items to create unique builds and survive until help arrives.
Free alternatives
Free-to-play games that recommended players of this title also tend to enjoy.
Doki Doki Literature Club!
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Casual with Invasion Protocol.
The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.
Life is Strange - Episode 1
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Invasion Protocol.
Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.
Ultimate Custom Night
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Invasion Protocol.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
Bongo Cat
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it.
Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?
Indigo Park: Chapter 1
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Invasion Protocol.
Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.
STRAFTAT
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Invasion Protocol.
STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.
Counter-Strike:Global Offensive
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Invasion Protocol.
Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).
Narrow it down
Head-to-head comparisons
More from GoldenGod Games
Other recommendable Steam games by GoldenGod Games, ranked by review count so the studio's hits land first.
Z Dawn
WHY THIS
Another title from GoldenGod Games, the studio behind Invasion Protocol.
Z Dawn is a survival RPG that takes place in a post-apocalyptic world in which you get to manage a group of survivors to fight for their life, level up their skills, help fight off different breeds of zombies, build and upgrade camp, face hundreds of thrilling events and much more!
Expect The Unexpected
WHY THIS
Another title from GoldenGod Games, the studio behind Invasion Protocol. Shares Casual with Invasion Protocol.
Expect The Unexpected is a roguelike, fast-paced, turn-based game with RPG elements. Interact with random generated maps in which you have to deal with hundreds of different events and situations. What will you be? What will you become?
Dungeons of Hell
WHY THIS
Another title from GoldenGod Games, the studio behind Invasion Protocol. Shares Casual with Invasion Protocol.
Enter the dungeons of hell, face many different demons in a tactical challenge. You play as a lone hero against hordes of demons, clear the dungeons to get more equipment and experience to unlock new and powerful abilities.
Paths & Danger
WHY THIS
Another title from GoldenGod Games, the studio behind Invasion Protocol.
Embark on an enchanting journey to Paths & Danger, a masterfully crafted procedural turn-based RPG that seamlessly blends simplicity with tactical brilliance. Get ready to be captivated as you assemble a formidable fellowship, where the art of teamwork takes center stage.
Mutant Meltdown
WHY THIS
Another title from GoldenGod Games, the studio behind Invasion Protocol.
Mutant Meltdown is a survival RPG that takes place in a post-apocalyptic world in which you get to manage a group of survivors to fight for their life, level up their skills, help fight off different breeds of mutants, build and upgrade your camp, face hordes of mutants and much more!
Jurassic Clans
WHY THIS
Another title from GoldenGod Games, the studio behind Invasion Protocol.
Jurassic Clans sets in a world where dinosaurs co-exist with humans. Ensure your people thrive in this dangerous world by surviving and evolving your tribe. Search for resources to expand your village, research technologies, defend your people from predators and prepare for the upcoming apocalypse.
Commander: Modern War
WHY THIS
Another title from GoldenGod Games, the studio behind Invasion Protocol.
Experience the thrill of a modern conflict between two factions, as you outsmart your opponents in an epic game of strategy and cunning. Take command of your ground, air, and naval units and lead them to victory in the most immersive turn-based battle simulation. The battlefield awaits.
Interstellar Conquest
WHY THIS
Another title from GoldenGod Games, the studio behind Invasion Protocol.
Take planets and assemble your fleet. The conquest of space is now, navigate through asteroid fields and hide in nebulas to outsmart your opponents. Experience the challenge of ion storms disrupting your ship's sensors and become the ultimate space fleet commander.
Plays great on Steam Deck
Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.
Blazing Beaks
WHY THIS
Deck Verified — runs on Steam Deck out of the box. Shares Action with Invasion Protocol.
Roguelite - where too much greediness can be fatal. A colorful world with armed birds blazing their way through piles of mutants, monsters and creepy creatures. Lots of mysteries to unravel, secrets to discover and levels to explore.
Assault Android Cactus+
WHY THIS
Deck Verified — runs on Steam Deck out of the box. Shares Action with Invasion Protocol.
Assault Android Cactus is an intense arcade style twin stick shooter - pick from one of nine unique synthetic heroines and blast your way through overwhelming robots hordes to save the ship from its own workforce. Supports single player and local co-op game modes.
Mega City Force
WHY THIS
Deck Verified — runs on Steam Deck out of the box. Shares Action with Invasion Protocol.
Retrowave Action Roguelike featuring tough agents battling crime to the electrifying music of artists like Droid Bishop, Timecop1983, and more! Choose your agent and dive into hardcore action against enemies and bosses, utilizing a vast arsenal and special abilities that will define your playstyle
Frequently asked about Invasion Protocol
- How much does Invasion Protocol cost?
- Invasion Protocol is listed on Steam at 9.99 USD (current store price; Steam sales may reduce this temporarily).
- Does Invasion Protocol have multiplayer or co-op?
- Yes — Invasion Protocol supports multi-player play according to its Steam store listing (Multi-player, Shared/Split Screen Co-op, Co-op).
- What games are most similar to Invasion Protocol?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Invasion Protocol are Geometry Rift, Null Core, DRAGUN.
- Who developed Invasion Protocol?
- Invasion Protocol was developed by GoldenGod Games.
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Invasion Protocol.
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