Single-player games like Magma Karta
Below are 8 single-player Steam games similar to Magma Karta, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Magma Karta page.
Ranked picks
- 1

Gap Storm
Single-player alternative to Magma Karta — playable solo, no multiplayer required. Shares Strategy and Indie with Magma Karta.
A shedding card game with one electric twist: every play you beat swings the penalty by the GAP between numbers × your combo. Empty your hand across Classic 2–4 player matches and a 17-fight roguelike Adventure of rule-bending bosses. Play AI offline or online with friends. No pay-to-win, ever.
- 2

Agestan
Single-player alternative to Magma Karta — playable solo, no multiplayer required. Shares Strategy and Indie with Magma Karta.
Build your base in Agestan, form your army with cards, and crush your rivals. Conquer all lands solo or clash with a friend in PvP... Choose a blind spot, fire the catapult, and destroy their base. Remember: you can only see each other on the battlefield!
- 3

Piroker
Single-player alternative to Magma Karta — playable solo, no multiplayer required. Shares Strategy and Indie with Magma Karta.
Poker turned into pirate mayhem. Build powerful relics, discover unique builds, and adapt your tactics to dominate the Seven Seas.
- 4

PokerField
Single-player alternative to Magma Karta — playable solo, no multiplayer required. Shares Strategy and Indie with Magma Karta.
A turn-based tactical duel with battlefield and classic card deck. Place a card and it reads two ways at once — poker figures and blackjack-21 lines. Build combos, capture enemy cells, and drag one shared pendulum to your edge to win. Solo campaign, hotseat, or ranked online 1v1.
- 5

Septar
Single-player alternative to Magma Karta — playable solo, no multiplayer required. Shares Strategy and Indie with Magma Karta.
Build scoring chains from a Romanian folk deck, weaponize the wild 7, and bend the rules with 59 relics as you out-race a gauntlet of folkloric opponents — the last of them Death. Sculpt your deck, pick a character, climb the Ascension ladder. Plus a friend-invite 1v1 best-of-5 series.
- 6

Depono
Single-player alternative to Magma Karta — playable solo, no multiplayer required. Shares Strategy and Casual with Magma Karta.
Play against your friends in this fast paced, competitive card game. Bet, scheme and bluff your way to victory. Craft your deck with secret cards, change the playing field with items and become unstoppable.
- 7

Rookspell
Single-player alternative to Magma Karta — playable solo, no multiplayer required. Shares Strategy and Indie with Magma Karta.
Rookspell is a roguelike chess deckbuilder where tactical positioning meets chaotic card play. Outmaneuver your opponents with grandmaster strategy or break the board entirely with powerful card combos. Win through pure skill or draft an unstoppable play. The choice is yours!
- 8

RPS Rumble!
Single-player alternative to Magma Karta — playable solo, no multiplayer required. Shares Strategy and Indie with Magma Karta.
Pick 5 cards before each match and use them to mess with your opponent, protect yourself, or flip the whole round. Simple to learn, surprisingly deep.