IMHO.

Single-player games like Mission Delta

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

Ranked picks

  1. 1
    Time to Love — Steam game cover

    Time to Love

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

    Time to Love is a 2D, top-down, co-op roguelike centered around two protagonists trying to keep reality from collapsing. You will traverse from timeline to timeline, strengthening yourself from each unique branch, seeking to bind what little remains after past mistakes.

    2026ActionIndieAdventureFreeSingle-playerSimilar games →
  2. 2
    GAARL! - Gabe's Action Arcade RogueLike — Steam game cover

    GAARL! - Gabe's Action Arcade RogueLike

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

    GAARL! is a roguelike action platformer. Wield your chain gun to fight monsters in frantic arcade combat, or fire it into walls to climb through handcrafted arenas. Buy upgrades, create wacky builds, get good health insurance, and unlock the mysteries of GABE'S ACTION ARCADE ROGUELIKE!

    ActionIndieSingle-playerSimilar games →
  3. 3
    Rogue Dot — Steam game cover

    Rogue Dot

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

    Control Rogue, a sentient interface built to navigate the mainframe's deadliest sectors. Dodge bugs, outrun corrupted scripts, and collect data chips to rebuild the program before total shutdown.

    2026ActionIndieSingle-playerSimilar games →
  4. 4
    Dusk Hunters — Steam game cover

    Dusk Hunters

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

    Dusk Hunters is a dark fantasy roguelite action RPG where you battle relentless forces of darkness in brutal skill-based combat. Wield powerful abilities, craft devastating builds, and challenge ruthless bosses at the end of every run.

    ActionIndieRPGSingle-playerSimilar games →
  5. 5
    Threads of War — Steam game cover

    Threads of War

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

    Maze-style tank battles with rogue-lite progression in the style of Ukrainian embroidery. Each tank holds a backstory of a man who went to war to protect his loved ones. Choose your path and combat style, play solo or with a friend, and drive the enemy out of Ukraine.

    2025ActionIndieRPG4.99 USDSingle-playerSimilar games →
  6. 6
    RUNE GUNNER — Steam game cover

    RUNE GUNNER

    Single-player alternative to Mission Delta — playable solo, no multiplayer required. Shares Action with Mission Delta.

    RUNE GUNNER is a 1-4 player co-op roguelite shooter where you fuse guns and magic, mix classes mid-run, and break your build in the best way possible.

    2027ActionSingle-playerSimilar games →
  7. 7
    Chemical Combat — Steam game cover

    Chemical Combat

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

    Combine chemicals, prepare potions, and battle hordes of mythical monsters in this action-packed, chemistry-themed roguelike. You'll fight your way through a procedurally-generated science lab, exploding endless enemies and solving various puzzles, all to earn coins and upgrade your equipment.

    2025ActionIndieEarly Access8.99 USDSingle-playerSimilar games →
  8. 8
    Wartheon — Steam game cover

    Wartheon

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

    Wartheon is a fast-paced 2D roguelike adventure set in a world on the brink of elemental collapse. Take control of one of four unique champions to match your taste. Customize your build, master your skills, and adapt to ever-changing layouts and enemy patterns.

    2026ActionIndieAdventureSingle-playerSimilar games →