IMHO.

Single-player games like PROTOCOL: Requiem

Below are 8 single-player Steam games similar to PROTOCOL: Requiem, 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 PROTOCOL: Requiem page.

Ranked picks

  1. 1
    Vortex Force — Steam game cover

    Vortex Force

    Single-player alternative to PROTOCOL: Requiem — playable solo, no multiplayer required. Shares Strategy and Indie with PROTOCOL: Requiem.

    Control a growing force of heroes in this tactical RPG where retro style combat meets modern, roguelike design. Jump to new alien worlds as you gather allies and resources to combat a mysterious threat to the galaxy!

    2028StrategyIndieRPGSingle-playerSimilar games →
  2. 2
    Astral Throne II: Age of the Phoenix — Steam game cover

    Astral Throne II: Age of the Phoenix

    Single-player alternative to PROTOCOL: Requiem — playable solo, no multiplayer required. Shares Strategy and RPG with PROTOCOL: Requiem.

    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 →
  3. 3
    Dragon Era: Rogue Slots — Steam game cover

    Dragon Era: Rogue Slots

    Single-player alternative to PROTOCOL: Requiem — playable solo, no multiplayer required. Shares Strategy and Indie with PROTOCOL: Requiem.

    A turn-based roguelite JRPG where every battle begins with a reel SPIN! Match elemental heroes, stack relic synergies, and hire delightfully quirky crew from 800+ recruitable members as you sail through strange islands, comedic random events, and treasure-filled adventures.

    2026StrategyIndieAdventureSingle-playerSimilar games →
  4. 4
    Ironwrought — Steam game cover

    Ironwrought

    Single-player alternative to PROTOCOL: Requiem — playable solo, no multiplayer required. Shares Strategy and RPG with PROTOCOL: Requiem.

    Push them off the ledge. Pull them into the fire. Ironwrought is a 1-4 player tactics RPG built on Draw Steel, where forced movement is as powerful as any strike. Play standalone encounters or full roguelike runs solo or in online or LAN co-op, then build your own encounters.

    StrategyRPGEarly AccessSingle-playerSimilar games →
  5. 5
    Eternal Dreams: Poker RPG — Steam game cover

    Eternal Dreams: Poker RPG

    Single-player alternative to PROTOCOL: Requiem — playable solo, no multiplayer required. Shares Strategy and Indie with PROTOCOL: Requiem.

    A Rogue AI and alien virus have trapped humanity in a dream-sim. - Craft Poker combos in this Roguelite JRPG; build and BREAK your deck to shatter the illusion. In this Deckbuilder, every hand doesn’t just change fate, it rewrites reality.

    2026StrategyIndieAdventure11.99 USDSingle-playerSimilar games →
  6. 6
    Depth of Mind — Steam game cover

    Depth of Mind

    Single-player alternative to PROTOCOL: Requiem — playable solo, no multiplayer required. Shares Strategy and Indie with PROTOCOL: Requiem.

    In this turn-based strategy game, you must assemble the strongest team of mental operatives to overcome mental illnesses inside a person.

    2026StrategyIndieRPG4.79 USDSingle-playerSimilar games →
  7. 7
    Craftaway: Tactics — Steam game cover

    Craftaway: Tactics

    Single-player alternative to PROTOCOL: Requiem — playable solo, no multiplayer required. Shares Strategy and Indie with PROTOCOL: Requiem.

    Fight, Strategize, and Power up in this tactical roguelite with progression, equipment, card crafting, and campaigns! DEMO COMING SOON!

    StrategyIndieRPGSingle-playerSimilar games →
  8. 8
    Food Devils — Steam game cover

    Food Devils

    Single-player alternative to PROTOCOL: Requiem — playable solo, no multiplayer required. Shares Strategy and RPG with PROTOCOL: Requiem.

    You're the last chef in a post-apocalyptic world. Attract adventurers with monstrous food, make them sign contracts with the Food Devils and organize expeditions to collect wicked ingredients! Customize your characters, build the perfect restaurant and plan every move in this Tactics-RPG Roguelite.

    2026StrategyRPGSingle-playerSimilar games →