IMHO.

Single-player games like Sera Dion: Survivor

Below are 8 single-player Steam games similar to Sera Dion: Survivor, 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 Sera Dion: Survivor page.

Ranked picks

  1. 1
    Adventure  Jam — Steam game cover

    Adventure Jam

    Single-player alternative to Sera Dion: Survivor — playable solo, no multiplayer required. Shares Action and Indie with Sera Dion: Survivor.

    Adventure Jam is a level-based adventure game featuring TPS, Roguelike and RPG. Combine Gun in surprising ways to experience diverse Build gameplay and explore procedurally-generated levels. Fighting through hordes of frenzied monsters – with your friends, or on your own.

    2025ActionIndieAdventure2.99 USDSingle-playerSimilar games →
  2. 2
    Catacrypt — Steam game cover

    Catacrypt

    Single-player alternative to Sera Dion: Survivor — playable solo, no multiplayer required. Shares Action and Indie with Sera Dion: Survivor.

    Catacrypt is an online co-op roguelite dungeon crawler. Enter procedurally generated dungeons to obtain powerful upgrades and craft unique weapons. Descend floors and fight increasingly harder enemies and bosses, all to reach the bottom.

    ActionIndieAdventureSingle-playerSimilar games →
  3. 3
    The Eyes of Ouros — Steam game cover

    The Eyes of Ouros

    Single-player alternative to Sera Dion: Survivor — playable solo, no multiplayer required. Shares Action with Sera Dion: Survivor.

    An infinitely generating third person shooter Rougelite. Experience the end of the world through various survivors with unique abilities. Explore and loot the underground as you go deeper to escape the hell on the surface. Try to go as deep underground as possible.

    ActionEarly AccessSingle-playerSimilar games →
  4. 4
    One More Depth — Steam game cover

    One More Depth

    Single-player alternative to Sera Dion: Survivor — playable solo, no multiplayer required. Shares Action and Indie with Sera Dion: Survivor.

    A fast-paced, 4-player co-op action RPG. As an orphan, dive into twisted realms to retrieve the legendary "Precious." Don't let the cute art fool you—lethal threats await in the abyss. Dual-Class Builds: Mix and match classes with diverse loot to craft thousands of unique combat styles.

    ActionIndieEarly AccessSingle-playerSimilar games →
  5. 5
    Hover Point — Steam game cover

    Hover Point

    Single-player alternative to Sera Dion: Survivor — playable solo, no multiplayer required. Shares Action and Indie with Sera Dion: Survivor.

    Hover Point is a physics-based rogue-lite bullet hell where movement is your weapon. Dodge chaotic swarms with auto-fire action, build your skill tree, and climb global leaderboards. Master the chaos solo or in co-op via mouse-only, keyboard-only, or controller-only playstyles.

    2026ActionIndieCasual4.99 USDSingle-playerSimilar games →
  6. 6
    Monster Storm — Steam game cover

    Monster Storm

    Single-player alternative to Sera Dion: Survivor — playable solo, no multiplayer required. Shares Action and Indie with Sera Dion: Survivor.

    Survive the storm in this 2D top-down multiplayer reverse bullet hell. Fight endless monster hordes across procedurally generated levels while leveling up powerful skills, talents, and weapons. Build broken combos and fight together to stay alive.

    2026ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  7. 7
    Perihelion — Steam game cover

    Perihelion

    Single-player alternative to Sera Dion: Survivor — playable solo, no multiplayer required. Shares Action with Sera Dion: Survivor.

    Master orbital combat and bend gravity to your advantage in this space combat roguelite. Launch from your carrier, tackle tactical missions, build crew relationships, and upgrade your ship between runs as you slowly unravel the mystery of a lost sister ship.

    2027ActionAdventureRPGSingle-playerSimilar games →
  8. 8
    Hell On Earth — Steam game cover

    Hell On Earth

    Single-player alternative to Sera Dion: Survivor — playable solo, no multiplayer required. Shares Action and Indie with Sera Dion: Survivor.

    Hell on Earth is a fast paced action rogue-lite game, playable solo or in co-op with a friend. Battle hordes of enemies, collect gold, gems, gear, and enhance your hero to defeat powerful bosses. Choose your class, customize your hero’s skills, select your appearance, and save the world from Hell.

    ActionIndieRPGSingle-playerSimilar games →