Games like Portal 2 and Garry's Mod
Looking for games like both Portal 2 and Garry's Mod? Below are 24 Steam games ranked by imho.run's hybrid recommender for players who enjoy both titles. Each pick is scored by combining collaborative filtering across millions of Steam libraries — players who own Portal 2 and Garry's Mod also tend to own these — with content overlap on genres, categories, and storefront tags, plus review-mined vibe embeddings that catch tonal similarity even when genre labels differ. No Steam login required.
Best matches for fans of both games
Ranked by collaborative filtering, genre overlap, and review-mined vibes — the same signals that power imho.run.
- 1
Portal
Top pick for fans of both Portal 2 and Garry's Mod. Shares Action with both games.
Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.
- 2
Half-Life 2
Second pick for fans of both Portal 2 and Garry's Mod. Shares Action with both games.
Reawakened from stasis in the occupied metropolis of City 17, Gordon Freeman is joined by Alyx Vance as he leads a desperate human resistance. Experience the landmark first-person shooter packed with immersive world-building, boundary-pushing physics, and exhilarating combat.
- 3
Human Fall Flat
Third pick for fans of both Portal 2 and Garry's Mod. Shares Indie and Adventure with both games.
Human Fall Flat is a hilarious, light-hearted platformer set in floating dreamscapes that can be played solo or with up to 8 players online. Free new levels keep its vibrant community rewarded.
- 4
Team Fortress 2
Ranked #4 for fans of both Portal 2 and Garry's Mod. Shares Action and Free To Play with both games.
Nine distinct classes provide a broad range of tactical abilities and personalities. Constantly updated with new game modes, maps, equipment and, most importantly, hats!
- 5
Left 4 Dead 2
Ranked #5 for fans of both Portal 2 and Garry's Mod. Shares Action with both games.
Set in the zombie apocalypse, Left 4 Dead 2 is a co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns.
- 6
s&box
Ranked #6 for fans of both Portal 2 and Garry's Mod. Shares Action and Sports with both games.
Our spiritual successor to Garry's Mod, this is a game creation platform built on the Source 2 engine. Play, create, and share games, explore community creations, and experience endless sandbox fun with powerful modern tools.
- 7
Arma 3
Ranked #7 for fans of both Portal 2 and Garry's Mod. Shares Action and Strategy with both games.
Experience true combat gameplay in a massive military sandbox. Deploy with a wide variety of single- and multiplayer content, a massive arsenal of modern weapons and vehicles, and limitless opportunities for content creation. Authentic, diverse, open - Arma 3 sends you to war.
- 8
Serious Sam II
Ranked #8 for fans of both Portal 2 and Garry's Mod. Shares Action and Indie with both games.
Serious Sam II is a shot of adrenaline to the hearts of first-person shooter fans across the world. This is serious!
- 9
Teardown
Ranked #9 for fans of both Portal 2 and Garry's Mod. Shares Action and Strategy with both games.
Prepare the perfect heist in a fully destructible, simulated voxel world. Tear down walls with vehicles or use explosives to create your own shortcuts. Shape the environment to your advantage in the most creative ways you can imagine. Play solo or with up to 12 players in multiplayer.
- 10
It Takes Two
Ranked #10 for fans of both Portal 2 and Garry's Mod. Shares Action and Adventure with both games.
Embark on the craziest journey of your life in It Takes Two. Invite a friend to join for free with Friend’s Pass and work together across a huge variety of gleefully disruptive gameplay challenges. Winner of GAME OF THE YEAR at the Game Awards 2021.
- 11
Carry The Glass
Ranked #11 for fans of both Portal 2 and Garry's Mod. Shares Indie and Adventure with both games.
Team up as two quirky construction workers in this fun 2-player co-op platformer! Carry a fragile glass window through colorful levels filled with challenges. Communicate and coordinate to dodge obstacles and solve puzzles. Can you finish the job without breaking the glass?
- 12
Bridge Constructor Portal
Ranked #12 for fans of both Portal 2 and Garry's Mod. Shares Strategy and Simulation with both games.
Enter the Aperture Science Enrichment Center and experience Bridge Constructor Portal – the unique merging of the classic Portal™ and Bridge Constructor™ games.
- 13
Rust
Ranked #13 for fans of both Portal 2 and Garry's Mod. Shares Action and Indie with both games.
The only aim in Rust is to survive. Everything wants you to die - the island’s wildlife, other inhabitants, the environment, and other survivors. Do whatever it takes to last another night.
- 14
Forts
Ranked #14 for fans of both Portal 2 and Garry's Mod. Shares Action and Strategy with both games.
Unleash your creativity and strategic prowess in Forts, the exhilarating physics-based RTS! Design, construct, and customize imposing fortresses, bristling with devastating firepower, and blast your opponent’s buildings to rubble!
- 15
Serious Sam Classic: The Second Encounter
Ranked #15 for fans of both Portal 2 and Garry's Mod. Shares Action and Indie with both games.
Serious Sam Classic: The Second Encounter is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month February 2002!
- 16
Kerbal Space Program
Ranked #16 for fans of both Portal 2 and Garry's Mod. Shares Indie and Simulation with both games.
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
- 17
POSTAL 2
Ranked #17 for fans of both Portal 2 and Garry's Mod. Shares Action and Indie with both games.
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?
- 18
Bulletstorm: Full Clip Edition
Ranked #18 for fans of both Portal 2 and Garry's Mod. Shares Action and Adventure with both games.
Step into the boots of Grayson Hunt after a crash landing on an old resort planet forces him to make a hard choice: survival or revenge. Execute masterful kills with Bulletstorm: Full Clip Edition’s unique combat system that rewards you for performing the most creative and deadly kills imaginable.
- 19
Left 4 Dead
Ranked #19 for fans of both Portal 2 and Garry's Mod. Shares Action with both games.
From Valve (the creators of Counter-Strike, Half-Life and more) comes Left 4 Dead, a co-op action horror game for the PC and Xbox 360 that casts up to four players in an epic struggle for survival against swarming zombie hordes and terrifying mutant monsters.
- 20
Goat Simulator
Ranked #20 for fans of both Portal 2 and Garry's Mod. Shares Indie and Simulation with both games.
Goat Simulator is the latest in high-tech Goat Simulation technology.
- 21
Scrap Mechanic
Ranked #21 for fans of both Portal 2 and Garry's Mod. Shares Action and Indie with both games.
Enter the creative paradise of Scrap Mechanic! Build fantastic machines, go on adventures with your friends and defend against waves of evil Farmbots in this imaginative multiplayer survival sandbox. With Scrap Mechanic’s powerful creation tools you can engineer your own adventures!
- 22
Quake
Ranked #22 for fans of both Portal 2 and Garry's Mod. Shares Action with both games.
Developed by the award-winning id Software, Quake® is the ground-breaking, original dark fantasy first-person shooter that inspires today’s retro-style FPS games. With Quake (Enhanced), experience the authentic, updated, and visually enhanced version of the original.
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Supraland
Ranked #24 for fans of both Portal 2 and Garry's Mod. Shares Action and Indie with both games.
Try the demo! A mix between Portal, Zelda and Metroid. Exploration, puzzles, terrible combat, secret upgrades and new abilities that help you reach new places. Playtime 12-25h.