Single-player games like Zet Zillions
Below are 9 single-player Steam games similar to Zet Zillions, 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 Zet Zillions page.
Ranked picks
- 1

Balatro
Single-player alternative to Zet Zillions — playable solo, no multiplayer required. Shares Strategy with Zet Zillions.
The poker roguelike. Balatro is a hypnotically satisfying deckbuilder where you play illegal poker hands, discover game-changing jokers, and trigger adrenaline-pumping, outrageous combos.
- 2

StarVaders
Single-player alternative to Zet Zillions — playable solo, no multiplayer required. Shares Strategy with Zet Zillions.
Pilot a powerful mech to fight off the alien invasion in this ULTIMATE fusion of deckbuilding and grid-based tactics. Discover game-breaking combos, rewind time to alter your fate, and protect the future of humanity in this endlessly replayable roguelike.
- 3

Deep Sky Derelicts
Single-player alternative to Zet Zillions — playable solo, no multiplayer required. Shares Strategy with Zet Zillions.
Deep Sky Derelicts is an original combination of turn-based strategy and RPG, enriched with tactical card combat and popular roguelike elements. Explore derelict alien ships, fight, loot and upgrade your gear, all in distinctive retro-futuristic comic book aesthetic style.
- 4

Wildfrost
Single-player alternative to Zet Zillions — playable solo, no multiplayer required. Shares Strategy with Zet Zillions.
Take on the elements in Wildfrost, a tactical roguelike deckbuilder! Journey across a frozen tundra, collecting cards strong enough to banish the eternal winter…
- 5

Astrea: Six-Sided Oracles
Single-player alternative to Zet Zillions — playable solo, no multiplayer required. Shares Strategy with Zet Zillions.
Astrea is a DICE-deck-building roguelike that flips the script on deckbuilders by using dice instead of cards and a unique dual “damage” system: Purification vs Corruption. Build a dice pool strong enough to purify Astrea's out-of-control corruption and save the Star System.
- 6

Necroking
Single-player alternative to Zet Zillions — playable solo, no multiplayer required. Shares Strategy with Zet Zillions.
Necroking is a turn-based tactics roguelite with vast deckbuilding. You play as a Master of Necromancy. Build your skulls deck, raise skeletons and other scum to defeat settlements desecrated by life.
- 7

Slay the Spire
Single-player alternative to Zet Zillions — playable solo, no multiplayer required. Shares Strategy with Zet Zillions.
We fused card games and roguelikes together to make the best single player deckbuilder we could. Craft a unique deck, encounter bizarre creatures, discover relics of immense power, and Slay the Spire!
- 8

Dicey Dungeons
Single-player alternative to Zet Zillions — playable solo, no multiplayer required. Shares Strategy with Zet Zillions.
Become a giant walking dice, explore dungeons and defy Lady Luck in this dice powered roguelike! Now featuring "Reunion", a free DLC with six brand-new episodes!
- 9

Wolfstride
Single-player alternative to Zet Zillions — playable solo, no multiplayer required.
Get wrecked in this immature grown-up RPG about a trio of troublemakers stumbling their way through a giant mecha tournament. Repair and upgrade the team’s hand-me-down rig, pick up odd jobs to pay the bills, and battle the best-of-the-best all while running from the regrettable choices of the past.