Best Co-op Games on Sale in the Steam Autumn Sale 2026

The Steam Autumn Sale 2026 has some of the best co-op games on PC at their lowest prices of the year. Deep Rock Galactic is $8.99, The Forest is $4.19 and Warhammer 40,000: Space Marine 2 is $14.99. The sale ends on October 8.

Below are the best co-op games on sale in the Steam Autumn Sale 2026, sorted by group size and budget. All prices are in US dollars. Prices in other countries use Steam’s regional pricing.

Best co-op games on sale: quick list

Best co-op games for 2 or 3 players

Warhammer 40,000: Space Marine 2 ($14.99, 75% off)
A third-person action shooter. You can play the full campaign in three-player co-op, along with separate Operations missions.

Dead Island 2 ($4.99, 90% off)
A first-person zombie action game set in Los Angeles. Up to three players can play the campaign together.

ARC Raiders ($19.99, 50% off)
An online extraction shooter where squads of up to three players go into a hostile area to collect loot and get out.

Best co-op games for 4 players

Deep Rock Galactic ($8.99, 70% off)
A first-person co-op shooter. Teams of up to four dwarves mine caves and fight alien swarms. Each player picks one of four classes.

Risk of Rain 2 ($8.24, 67% off)
A third-person roguelike shooter. Up to four players pick up items and power up their characters as each run gets harder.

Warhammer 40,000: Darktide ($9.99, 75% off)
A first-person co-op action game set in the Warhammer 40,000 universe. Four players fight through missions against large enemy hordes.

World War Z ($7.49, 75% off)
A third-person zombie shooter for four players, known for its huge zombie hordes.

Tom Clancy’s The Division 2 ($2.99, 90% off)
An online looter shooter set in Washington, D.C. Up to four players can team up for missions, and raids support larger groups.

Monster Hunter Rise ($3.99, 90% off)
An action RPG where up to four hunters team up to track and fight large monsters.

Overcooked! 2 ($6.24, 75% off)
A chaotic cooking game for up to four players. It supports both local and online co-op, making it the best party pick on this list.

Minecraft Dungeons ($9.99, 50% off)
A dungeon crawler set in the Minecraft world. Four players can play together online or on the same screen.

Best co-op games for big groups (5 to 8 players)

The Forest ($4.19, 79% off) and Sons of the Forest ($8.69, 71% off)
Both are survival horror games where up to eight players build shelters, gather resources and survive. If your group is new to the series, start with The Forest.

Terraria ($4.99, 50% off)
A 2D sandbox adventure game with building, exploring and boss fights. It supports large groups online, and dedicated servers can host even more players.

Euro Truck Simulator 2 ($4.99, 75% off)
A truck driving simulator. Its Convoy mode lets up to eight players drive and deliver cargo together on the same map.

Ready or Not ($24.99, 50% off)
A tactical first-person shooter about police SWAT operations. Up to five players can plan and run missions together.

Best co-op games under $5

If your whole group needs to buy the same game, a lower price makes a big difference. These co-op games cost under $5 each:

For four friends, The Forest costs $16.76 in total. For more cheap single-player and multiplayer games, see our list of the best Steam Autumn Sale games under $5, $10 and $20.

How to buy co-op games for friends on Steam

• Gift the game. Click the arrow next to “Add to Cart” on a game’s store page and choose “Buy as a gift”. Your friend gets it at the sale price.
• Look for multi-packs. Some co-op games, such as Deep Rock Galactic, have often sold 2-packs or 4-packs at a lower price per copy. Check the store page for bundle options.
• Check the price history. SteamDB shows if the sale price is the lowest ever.
• Use Steam Remote Play Together. Games with local co-op, such as Overcooked! 2, can be played online with friends who do not own the game, through Steam’s Remote Play Together feature.

Steam Autumn Sale 2026 dates

The sale ends at the same time worldwide. Our guide on when the Steam Autumn Sale 2026 ends has the exact time in the US, UK, Europe and Asia. Full launch details are in our Steam Autumn Sale 2026 start date guide.

Prices in this list come from the Steam store and sale roundups by KeenGamer and GameSpot.

Steam Autumn Sale co-op FAQ

What is the best co-op game on sale in the Steam Autumn Sale 2026?
Deep Rock Galactic at $8.99 is one of the most popular four-player co-op games on Steam. For larger groups, The Forest at $4.19 supports up to eight players.

What is the cheapest co-op game in the sale?
Tom Clancy’s The Division 2 is $2.99, down 90%.

Which games have local couch co-op?
Overcooked! 2 and Minecraft Dungeons both support local co-op on one PC.

Can I buy a game as a gift at the sale price?
Yes. Gifts are charged at the current sale price.

When does the Steam Autumn Sale 2026 end?
October 8, 2026.