The Steam platform continues to be a treasure trove for PC gamers, offering a vast library of titles that players can purchase, download, and immerse themselves in. Thanks to initiatives like the Steam Greenlight program, independent developers are finding pathways to showcase their games, expanding the gaming landscape with new and exciting titles released monthly. The platform also streamlines social interaction, making it simple for players to connect with their friends and enjoy multiplayer experiences together.

When it comes to online gaming, Steam shines particularly bright, serving as an ideal environment for cooperative gameplay. The variety of co-op games available ranges from blockbuster AAA titles to charming indie gems. In the following section, we will highlight some of the best co-op games on Steam, showcasing what players can anticipate from these shared adventures.

This overview will focus primarily on online co-op experiences, as local multiplayer discussions deserve their own dedicated spotlight.

Upcoming Co-Op Titles

Updated January 18, 2025 by Mark Sammut: The realm of PC co-op games is ever-evolving, with several anticipated titles set to release in 2025. Click below for insights into these exciting upcoming games.

Marvel Rivals

Steam User Rating: 81%

While multiplayer games often fall into their own category distinct from co-op titles, Marvel Rivals is a standout that warrants attention. It positions itself as a formidable competitor in the hero shooter genre, taking cues from the beloved Overwatch series but uniquely enhanced by the presence of iconic characters like Spider-Man, Hulk, and Black Widow. The game features standard hero shooter mechanics, though it presents character-specific abilities that add a refreshing twist to the gameplay.

Players engage in 6v6 matches across four modes: Convoy, Domination, Convergence, and Conquest, each requiring varying levels of teamwork. With over 30 heroes available, strategic team selection is crucial, especially considering the synergy between characters plays a vital role in achieving victory.

Warhammer 40,000: Space Marine 2

Steam User Rating: 80%

After a lengthy ten-year wait, Space Marine 2 has finally arrived, and the verdict is mostly positive. Though it is a solid multiplayer experience, the game’s main campaign shines in online co-op mode—arguably the best way to explore its narrative framework.

Co-op play enhances engagement, yet the game is primarily tailored for three-player squads. Solo players may be accompanied by AI partners who, while competent, can occasionally detract from the gameplay experience. Nevertheless, online co-op provides a refreshing alternative to the potential frustrations faced in single-player modes.

Satisfactory

Steam User Rating: 96%

After spending five years in early access, Satisfactory officially launched on September 10, 2024, and the outcome is nothing short of remarkable. This addictive sandbox game allows players to design awe-inspiring factories, crafting complex systems on an alien world. Although it caters to a niche audience, those who enjoy intricately designed resource farms will find Satisfactory an unmatched experience.

The game supports up to four players who can tailor their interactions based on personal preferences. While co-op isn’t necessary for enjoyment, the right crew can significantly enhance the already brilliant gameplay experience.

Helldivers 2

Steam User Rating: 85%

Despite experiencing server issues that have yet to be resolved, Helldivers 2 offers a commendable multiplayer experience. Initially launched in February 2024, it quickly gained traction, outpacing other anticipated titles like Suicide Squad: Kill the Justice League.

Players team up to liberate the galaxy, forging a sense of community and joint endeavor. Whether joining random squads or coordinating with friends, the cooperative dynamics shine, enhanced by addictive gameplay and an engaging narrative.

Chained Together

Steam User Rating: 89%

Chained Together challenges players through a unique platforming and puzzle experience, set against a hellish backdrop that revolves around escape attempts. Designed for up to four players, this game encourages cooperative play, adding replayability through its blend of annoyance and hilarity.

Lethal Company

Steam User Rating: 97%

Emerging as a sensation in October 2023, Lethal Company is a four-player cooperative horror game where players explore moons inhabited by rogue creatures. Tasked with gathering loot and ensuring survival, the game emphasizes teamwork, making it a thrilling extraction experience that combines horror elements with cooperative dynamics.

Baldur’s Gate 3

Steam User Rating: 96%

As a highly-anticipated follow-up to a legendary RPG series, Baldur’s Gate 3 successfully captivates audiences with a deep character creation system and narrative-driven exploration. Launched on Steam in August 2023, the game offers a rich single-player experience but also excels in cooperative play, enabling friends to join each other’s adventures and pursue individual goals within the same campaign.

Palworld

Steam User Rating: 93%

Launched in early access on January 19, 2024, Palworld combines monster-collection with open-world survival elements, quickly attracting a massive player base. Despite its early stage of development, the game offers an impressive variety of gameplay experiences, including cooperative play for up to four players. While the mechanics are still being fine-tuned, the game successfully incorporates elements reminiscent of beloved titles while establishing a unique identity.

Ready Or Not

Steam User Rating: 88%

Having undergone two years of early access, Ready or Not officially released in December 2023, offering an engaging tactical multiplayer experience. As elite SWAT members, teams traverse well-designed maps to complete various missions that demand careful coordination. While a single-player mode exists, the game truly shines in multiplayer sessions by fostering strategic collaboration.

Rabbit And Steel

Steam User Rating: 97%

Rabbit and Steel presents a fresh co-op challenge, drawing inspiration from MMO raids and thrilling boss encounters. Players choose classes and navigate through chapters while utilizing strategic skill cooldowns. Catering to a niche audience, this game thrives with friends, making it essential to test the free demo before committing to a purchase.

Sons Of The Forest

Steam User Rating: 86%

Building upon the success of its predecessor The Forest, Sons of the Forest reintroduces core gameplay mechanics enhanced by new elements. Currently in early access, it allows solo players to delve into its haunting environments, though playing with friends amplifies the excitement. The game encourages cooperation in base-building and exploration, leading to a more enjoyable experience than playing alone.

Borderlands 3

Steam User Rating: 85%

Every entry in the Borderlands series emphasizes cooperative gameplay, and Borderlands 3 is no exception. While opinions may vary on narrative quality, the gameplay mechanics and character builds are top-notch, providing exhilarating action. Designed for team play, it’s easy to jump into cooperative sessions without hassle, making it an ideal choice for friends.

The Outlast Trials

Steam User Rating: 93%

The Outlast series takes a brave step into multiplayer territory with The Outlast Trials, offering a cooperative spin on classic horror gameplay. Designed for four players, it presents a series of chilling experiments to complete within familiar locales while retaining important lore elements. Players can expect a blend of fear, cooperation, and storytelling to enhance their gameplay experience.

Stardew Valley

Steam User Rating: 98%

As one of the most cherished Indie titles, Stardew Valley offers a compelling cooperative experience where up to four players can collaborate on farm management. Although one player operates as the “owner,”it introduces unique multiplayer features such as individual marriage with NPCs and additional cottages for other players, providing ample opportunities for teamwork.

For The King

Steam User Rating: 88%

For The King elevates the turn-based RPG experience by allowing cooperative play for up to three players. Team members can select their classes and embark on an engaging narrative adventure filled with exploration and battling foes, heightened by strategic dice-roll mechanics that impact character progression.

Remnant 2

Steam User Rating: 84%

Gunfire Games builds on its reputation for creating engaging third-person shooters with Remnant 2. Released in 2023, this sequel offers a more complex experience compared to its predecessor, with diverse classes and enhanced combat systems designed for cooperative play, encouraging teams of three to strategize together through procedurally generated challenges.

Monster Hunter World Or Rise

Steam User Rating: 88% (World) & 81% (Rise)

Both Monster Hunter World and Monster Hunter Rise support online co-op, allowing players to engage in thrilling hunts together. Each game has its own strengths; World offers a sprawling environment and a wealth of content, while Rise provides a unique presentation and accessibility. Ultimately, players may choose based on their preferences and the expansions available.

Overcooked! 2

Steam User Rating: 90%

For players who enjoy frantic strategy and coordination, Overcooked! 2 is a must-try. This collaborative cooking simulation devolves into chaos as players rush to prepare meals amidst zany kitchen environments. With various levels of difficulty and a star-based scoring system, it’s perfect for friends seeking a competitive and wildly entertaining cooperative challenge.

Content Warning

Steam User Rating: 93%

Released on April’s Fools Day, Content Warning made an impact with its cleverly simple and enjoyable concept. Players film “scary” videos, airing them on an in-game platform to earn in-game currency. This unique premise encourages creativity and teamwork while allowing for comedic moments and engaging gameplay.

Grounded

Steam User Rating: 89%

In Grounded, players are shrunk down to the size of ants and must navigate their backyard environment. This survival adventure is enhanced when played with friends, providing opportunities for collaborative base building and exploration while maintaining a lighthearted tone amid the challenges.

Phasmophobia

Steam User Rating: 96%

Those looking for a spine-tingling experience should try Phasmophobia. In this cooperative horror game, players become ghost hunters investigating supernatural occurrences using various tools. The tension heightens with friends helping to gather evidence, making it a thrilling and entertaining experience.

It Takes Two

Steam User Rating: 95%

It Takes Two stands out as a landmark cooperative experience, combining storytelling and inventive gameplay. Created by the makers of A Way Out, this two-player adventure forces participants to work together through puzzles and challenges, making it a must-play for fans of co-op games.

Crab Champions

Steam User Rating: 98%

Crab Champions meshes humor and action in a third-person shooter that features crabs as the protagonists. Despite its quirky theme, the game excels with fluid movement mechanics and enjoyable core gameplay loops, making it a fantastic experience whether played solo or with friends.

Terraria

Steam User Rating: 97%

While Minecraft often dominates conversations about crafting and survival games, Terraria provides an equally captivating experience with its pixelated 2D aesthetic. Players explore procedurally generated worlds, battling intricate enemies and bosses, making it a compelling co-op adventure, particularly when shared with others.

Left 4 Dead 2

Steam User Rating: 97%

Since its release in 2009, Left 4 Dead 2 has become a titan in cooperative gaming thanks to its engaging zombie apocalypse gameplay. While the AI offers support, the real fun occurs during multiplayer sessions that are enriched by extensive mod support, ensuring players always have fresh content and challenges to tackle.

Valheim

Steam User Rating: 95%

As a survival adventure set against a Viking backdrop, Valheim invites players to build, craft, and conquer while exploring a beautifully crafted open world. The game thrives on cooperative gameplay, making teamwork essential when facing challenging creatures and formidable bosses.

Don’t Starve Together

Steam User Rating: 95%

Improving upon its predecessor, Don’t Starve Together fosters teamwork among players as they navigate a stark, unforgiving world filled with monsters. Each character offers unique skills and abilities, enhancing cooperative strategies that increase survival odds and lead to the discovery of intriguing lore.

Payday 2

Steam User Rating: 89%

Payday 2 takes heist gameplay to new heights, offering a range of missions filled with intense action and strategic planning. Working alongside a team, players can approach each heist in different ways, whether through stealth or all-out assault, further diversifying gameplay experiences and ensuring no two sessions are alike.

Killing Floor 2

Steam User Rating: 89%

Despite being overshadowed by other zombie shooters, Killing Floor 2 maintains an enduring player base and provides exceptional cooperative gameplay suited for groups. With its wave-based structure and distinct character classes, it encourages experimentation and teamwork, enriching the overall challenge and excitement.

Sea Of Thieves

Steam User Rating: 90%

Sea of Thieves has evolved from its shaky launch to become a beloved co-op experience for gamers who crave high-seas adventure. Players can enjoy a wealth of content, from treasure hunts to thrilling encounters with pirates and sea monsters, all while exploring an expansive open-world environment.

One Piece: Pirate Warriors 4

Steam User Rating: 92%

One Piece: Pirate Warriors 4, together with similar titles in the Warriors franchise, embraces fast-paced action in a cooperative framework. Boasting a vast roster of fan-favorite characters and engaging boss fights, this game allows up to four players to join in on the chaotic action, creating dynamic moments as they battle waves of enemies together.

Barotrauma

Steam User Rating: 93%

Barotrauma invites players to manage a submarine as they explore the dark depths of an alien ocean. With an engaging multiplayer component, players take on specialized roles, ensuring teamwork is integral to survival as they navigate perilous missions filled with tension and excitement.

Rotwood

Steam User Rating: 72%

Though Klei Entertainment’s Don’t Starve Together set high standards for co-op titles, Rotwood asserts itself as a worthy alternative with a dynamic roguelike beat-em-up experience. With its vibrant cartoony style and focus on engaging combat, it appeals to players, especially in cooperative play where teamwork and combo mastery are key.

Portal 2

Steam User Rating: 98%

For those who revel in puzzle-solving, Portal 2 offers an outstanding cooperative experience. While its single-player campaign is a classic, its co-op mode introduces new dynamics as players work together to navigate GLaDOS’ devious tests, showcasing the game’s inventive mechanics and deepening the sense of teamwork between players.

Deep Rock Galactic

Steam User Rating: 97%

Deep Rock Galactic transports players into an engaging sci-fi setting where teams work together to mine resources while battling alien creatures. It brings forth an array of missions that require strategic planning, coordination, and creativity, making it a standout title for cooperative gameplay.

Dead Island 2

Steam User Rating: 64%

After its exclusivity on the Epic Games Store, Dead Island 2 made its way to Steam in April 2024, capturing attention despite mixed reviews. Focusing on exhilarating co-op gameplay, players can join forces to navigate a chaotic post-apocalyptic Los Angeles, unleashing mayhem against the undead in thrilling missions.

Call Of Duty: Black Ops 6 (Zombies)

Steam User Rating: 54%

Call of Duty: Black Ops 6 continues the series’ legacy of engaging co-op gameplay, particularly in its Zombies mode. Players will band together against waves of undead foes, employing a mix of strategy and brute force to survive challenges. Though the single-player campaign is impressive, the real draw for many remains the collaborative zombie-slaying experience.

Starship Troopers: Extermination

Steam User Rating: 84%

Starship Troopers: Extermination encapsulates the thrill of cooperative multiplayer action in an environment inspired by the iconic franchise. Players will face relentless alien hordes in challenges that emphasize teamwork, strategy, and thrilling combat, creating an engaging experience for fans of dynamic co-op gameplay.

Exciting Upcoming Co-Op Games On Steam

Monster Hunter, Hazelight Studios, and Elden Ring

Even without new releases saturating the market, Steam’s extensive library of co-op games could keep players engaged for eternity. Yet the gaming industry remains dynamic, and fresh titles continually emerge to catch the attention of players.

As the 2025 gaming calendar begins to take shape, several highly anticipated co-op games are on the horizon, promising to offer exciting experiences for all gaming enthusiasts. With confirmations already rolling in, there’s plenty to look forward to in the upcoming months.

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