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Loved Boss Key? You'll love these

About Boss Key

No game lists Boss Key as one of its co-op favourites yet, so here are the closest matches by Steam tags instead.

$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
98% of 54

Let your magic run wild in this fast-paced fantasy card game, with a unique resource system, back-and-forth battles, moddable cards and multiple unique game modes. Play alone or with up to four players online, without needing to pay for new cards.

Free
Released
Price
Free
Players
👥 Not stated
Reviews
77% of 390

Call of Clans is an online turn-based strategy card game set in a magical world. Build a versatile deck with minion and skill cards to challenge equally matched opponents in a world of swords and magic. Team up with others to conquer challenging co-op dungeons

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
36% of 463

A classic turn-based strategy card game that allows players to collect various creature cards and skill cards through quests, upgrades, and trading. Players can select their favorite cards to craft a unique deck for battles, immersing themselves in the excitement of strategic gameplay!

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
62% of 576

Collect an array of creature and skill cards through quests, upgrades and trading, and craft your ultimate deck by choosing your favorite cards and prepare for epic battles. Dive into the exhilaration of strategic gameplay and let your inner tactician shine to outsmart your opponents!

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 3

A co-op game for friends. Over time, we’ll add new games connected by shared progression and cross-game rewards. Play anything, progress everywhere.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Up to 8 players
Reviews
70% of 10

A free-to-play strategy card game where five nations wage war. Build a deck around your Leader, then battle through ranked duels, a 100-floor roguelike, co-op bosses, and clan wars, plus Leader Clash, a full auto-battler mode built into the game.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
0% of 1

The ultimate tabletop games sandbox for mixed reality, designed for Steam Frame and SteamOS. Make and play board games, trading card games, and more with friends on any compatible XR headset. Use the Boxtree Builder to bring your own decks or create entirely new custom game modes.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Up to 3 players
Reviews
64% of 67

Enter a dark Lovecraftian world where four supreme beings called Keymasters play a sinister card game over the control of worlds. The 4-player gameplay and fresh unique mechanics ensure there is no real meta, so you can enjoy endless deck combinations.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
60% of 15

Welcome to Ocean, the world's first AI-powered collectible card game! Here, you'll create your own unique AI cards. Every interaction and adventure will forge a special, one-of-a-kind relationship between you. All cards are freely tradable; build your own card world!

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
75% of 8

CyCall is a turn-based TCG and dice board game mash-up that offers strategic card and board game experience with its unique game mechanic. Collect cards, build a new deck, and play against your friends!

If you loved these, you'll love this