IMHO.

Single-player games like Day of the Shell: Prologue

Below are 8 single-player Steam games similar to Day of the Shell: Prologue, 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 Day of the Shell: Prologue page.

Ranked picks

  1. 1
    Day of the Shell — Steam game cover

    Day of the Shell

    Single-player alternative to Day of the Shell: Prologue — playable solo, no multiplayer required. Shares Strategy with Day of the Shell: Prologue.

    Day of the Shell is a “one-click, one-turn” tactical rogue-lite. In a shattered and flooded world, travel from island to island with only hope and a revolver, challenging and appeasing the gods.

    2025Strategy14.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Diabolocracy — Steam game cover

    Diabolocracy

    Single-player alternative to Day of the Shell: Prologue — playable solo, no multiplayer required. Shares Strategy with Day of the Shell: Prologue.

    The bureaucracy of Hell runs on violence in this roguelite turn-based tactics game. Build your team of misfits, battle other Sins for souls of the damned, survive boring meetings, and choose your SINergies wisely. Will you be able to keep Hell from eating itself alive while the Boss is on vacation?

    StrategySingle-playerSimilar games →
  3. 3
    Save the Forest — Steam game cover

    Save the Forest

    Single-player alternative to Day of the Shell: Prologue — playable solo, no multiplayer required. Shares Strategy with Day of the Shell: Prologue.

    Save the Forest is a tactics roguelite where you recruit, upgrade and fight your way through focused, highly varied runs. Choose and combine from over 25 units and 100+ skills to defeat the evil spreading through the forest.

    StrategyIndieSingle-playerSimilar games →
  4. 4
    Critter Crossfire — Steam game cover

    Critter Crossfire

    Single-player alternative to Day of the Shell: Prologue — playable solo, no multiplayer required. Shares Strategy with Day of the Shell: Prologue.

    A Turn-Based Tactics Roguelike where YOU aim the shots! Position your units in a 3D environment and skillfully aim your shots in first person with physics-based weapons. Customize your loadout from over 100 items and take on the Campaign mode or compete against your friends in 2-4 player PvP.

    2025StrategyIndie14.99 USDSingle-playerSimilar games →
  5. 5
    Gladiator Immortal — Steam game cover

    Gladiator Immortal

    Single-player alternative to Day of the Shell: Prologue — playable solo, no multiplayer required. Shares Strategy with Day of the Shell: Prologue.

    Gladiator Immortal is a turn-based fantasy Medieval Gladiator Roguelike game where you manage a team of warriors who fight for the glory of the gods. Build up your town, hire and level up warriors, find powerful weapons and armour, learn and develop new skills and win favour with the gods.

    StrategyIndieRPGSingle-playerSimilar games →
  6. 6
    Astral Throne II: Age of the Phoenix — Steam game cover

    Astral Throne II: Age of the Phoenix

    Single-player alternative to Day of the Shell: Prologue — playable solo, no multiplayer required. Shares Strategy with Day of the Shell: Prologue.

    How many times are you willing to die for revenge? Rise from the ashes to uncover a divine conspiracy in this Roguelite Strategy RPG inspired by the classics. Lead an ever-growing team on a continent-spanning quest, fight tactical turn-based battles, and synergize your skills for decisive victory.

    StrategyRPGSingle-playerSimilar games →
  7. 7
    Forsworn — Steam game cover

    Forsworn

    Single-player alternative to Day of the Shell: Prologue — playable solo, no multiplayer required. Shares Strategy with Day of the Shell: Prologue.

    Step into a realm torn by divine conflict where every defeat is just another beginning in this rogue lite, turn-based tactics adventure where no hero fights alone. Build powerful synergies to overcome unforgiving battles and defy fate in a world controlled by the gods.

    2026ActionStrategyIndieSingle-playerSimilar games →
  8. 8
    Metropolis Gear: Tactical City-Building Action — Steam game cover

    Metropolis Gear: Tactical City-Building Action

    Single-player alternative to Day of the Shell: Prologue — playable solo, no multiplayer required. Shares Strategy with Day of the Shell: Prologue.

    Build your fully destructible, tile-based city and defend it using giant robots in this turn-based, tactical roguelike. Modify your weapons with endlessly stacking upgrades, but be careful! Your weapons could be a bigger threat to the city than your enemies!

    StrategyIndieSimulationSingle-playerSimilar games →