IMHO.

Single-player games like Zyntaris

Below are 8 single-player Steam games similar to Zyntaris, 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 Zyntaris page.

Ranked picks

  1. 1
    Mega Raiders — Steam game cover

    Mega Raiders

    Single-player alternative to Zyntaris — playable solo, no multiplayer required. Shares Action and Indie with Zyntaris.

    You know when the screen is just exploding with enemies, you're leveling up like crazy? Yeah, we made that in CO-OP. Grab your squad, build your character, use your ultimate, and enter the boss lairs to slay them. Everything is different when you're wrecking stuff with your crew.

    ActionIndieCasualSingle-playerSimilar games →
  2. 2
    Caravana 2000 — Steam game cover

    Caravana 2000

    Single-player alternative to Zyntaris — playable solo, no multiplayer required. Shares Action and Indie with Zyntaris.

    Choose your almost-famous costume and face the dangers of Brazilian chaotic nights. In this action roguelike, survive hordes, farm aura, wield sinister gadgets, and create insane combinations while dancing in the face of danger.

    ActionIndieCasualSingle-playerSimilar games →
  3. 3
    Sineus Arena Survivors — Steam game cover

    Sineus Arena Survivors

    Single-player alternative to Zyntaris — playable solo, no multiplayer required. Shares Action and Indie with Zyntaris.

    Fight hordes and defend your Stronghold in a bullet heaven survivor-like with co-op and tower defense. Gain power-ups every level, collect random artifacts from chests and grow stronger to survive, defeat the boss and claim a top spot on the Sineus Arena leaderboards!

    2026ActionIndie9.89 USDSingle-playerSimilar games →
  4. 4
    SLAMPUNKS — Steam game cover

    SLAMPUNKS

    Single-player alternative to Zyntaris — playable solo, no multiplayer required. Shares Action and Indie with Zyntaris.

    SLAMPUNKS is a 1-3 player co-op hero-based survivors-like. You're an unhinged rebel sabotaging the corp draining the planet dry. Pick a hero, tether your friend, and use them to steamroll the swarm. Stack game-breaking augments until they beg for mercy. Bullet heaven, where your buddy is the weapon.

    2026ActionIndieRPGSingle-playerSimilar games →
  5. 5
    Riftbound Survivors — Steam game cover

    Riftbound Survivors

    Single-player alternative to Zyntaris — playable solo, no multiplayer required. Shares Action and Indie with Zyntaris.

    Riftbound is a survivor-like bullet heaven focused on spell combinations and massive enemy waves. Defeat thousands of enemies, experiment with elemental chain reactions, and break the game with overlapping status effects. Play solo or in co-op.

    2026ActionIndieAdventureSingle-playerSimilar games →
  6. 6
    Hours After Midnight — Steam game cover

    Hours After Midnight

    Single-player alternative to Zyntaris — playable solo, no multiplayer required. Shares Action and Indie with Zyntaris.

    Dive deep into a roguelike survival quest against Rettam'diov, the Consumer of Worlds. Progress, earn experience, refine characters, and uncover potent tools. Face relentless hordes alone or amplify the thrill, teaming up cross-platform in our distinctive co-op mode.

    ActionIndieRPGSingle-playerSimilar games →
  7. 7
    Megabonk — Steam game cover

    Megabonk

    Single-player alternative to Zyntaris — playable solo, no multiplayer required. Shares Action and Indie with Zyntaris.

    Smash your way through endless waves of enemies and grow absurdly powerful! Grab loot, level up, unlock characters and upgrade to create unique and crazy builds as you fend off hordes of creatures!

    2025ActionIndieCasual9.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Pillars of Pantheon — Steam game cover

    Pillars of Pantheon

    Single-player alternative to Zyntaris — playable solo, no multiplayer required. Shares Action and Indie with Zyntaris.

    Build a moving Roman engine of war block by block, stacking balistae, spears, and divine powers in this fast-paced mythological horde-survival roguelite. Adapt your playstyle to face iconic bosses and endless enemies solo or in co-op. Sacrifice to the gods and let the chaos unfold.

    ActionStrategyIndieSingle-playerSimilar games →