IMHO.

Single-player games like Vanguard Monsters

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

Ranked picks

  1. 1
    Aleef: Desktop Pet Collector — Steam game cover

    Aleef: Desktop Pet Collector

    Single-player alternative to Vanguard Monsters — playable solo, no multiplayer required. Shares Indie and RPG with Vanguard Monsters.

    Work, browse, or play other games while hatching eggs in the background! Collect 300+ pets, unlock powerful upgrades, and build your battle team. Or Sell/Buy from the Steam Community Market.

    2026StrategyIndieRPGSingle-playerSimilar games →
  2. 2
    Legendum — Steam game cover

    Legendum

    Single-player alternative to Vanguard Monsters — playable solo, no multiplayer required. Shares Indie and RPG with Vanguard Monsters.

    Become as legendary as possible before you die of old age. An incremental RPG where you plan your days, fight hordes automatically, and train your skills. Grow your soul across lives and unravel a dark plot spanning generations. Every life reshapes the world, and one will finish what the rest began.

    IndieRPGCasualSingle-playerSimilar games →
  3. 3
    Fairy's Hero — Steam game cover

    Fairy's Hero

    Single-player alternative to Vanguard Monsters — playable solo, no multiplayer required. Shares Indie and RPG with Vanguard Monsters.

    Fairy's Hero is an auto-battler game with rogue-lite elements and incremental meta progression. While your hero is fighting enemies, you manage their inventory, skill tree, assist in boss fights, and collect rewards. Take your Hero on a quest across the kingdom, to fulfill their purpose!

    2026StrategyIndieRPGSingle-playerSimilar games →
  4. 4
    Legends of Companion — Steam game cover

    Legends of Companion

    Single-player alternative to Vanguard Monsters — playable solo, no multiplayer required. Shares Indie and RPG with Vanguard Monsters.

    Legends of Companion is a strategic auto-battling ARPG roguelite where every choice is yours. Pick from 4 classes, build deep skill trees, forge loot, recruit a battle pet, and chart paths across diverse worlds. Master skills, gear, and team combos to turn one spark into an unstoppable legend.

    2026IndieRPGCasualSingle-playerSimilar games →
  5. 5
    Dig n Fight — Steam game cover

    Dig n Fight

    Single-player alternative to Vanguard Monsters — playable solo, no multiplayer required. Shares Indie and RPG with Vanguard Monsters.

    Dig for treasures, build powerful backpack synergies, and defeat all enemies.

    IndieRPGCasualSingle-playerSimilar games →
  6. 6
    HeroesSagaZero — Steam game cover

    HeroesSagaZero

    Single-player alternative to Vanguard Monsters — playable solo, no multiplayer required. Shares Indie and RPG with Vanguard Monsters.

    Pixel-art meets 2.5D battles in this strategy-driven, loot-focused roguelite RPG. Build your own team, master countless skill combinations, and collect gear with endless randomized options. No two strategies are ever the same—unleash your tactics and carve your path to infinite victory!

    2026StrategyIndieSimulationSingle-playerSimilar games →
  7. 7
    Idle Survivor — Steam game cover

    Idle Survivor

    Single-player alternative to Vanguard Monsters — playable solo, no multiplayer required. Shares Indie and RPG with Vanguard Monsters.

    Your ship is stranded and cannot move. Something out here has woken up, and it breeds faster than you can kill it. All you can do is upgrade your arsenal and fight back, wave after wave, for as long as you can hold.

    ActionIndieRPGSingle-playerSimilar games →
  8. 8
    Abyssal Hollow — Steam game cover

    Abyssal Hollow

    Single-player alternative to Vanguard Monsters — playable solo, no multiplayer required. Shares Indie and RPG with Vanguard Monsters.

    Plant strange seeds, grow adorable little horrors, and choose their fate: raise them as battle companions or harvest them for potions. Delve into the Abyss, battle cursed creatures, discover rare seeds, and strengthen your haunted garden through growth, crafting, and dungeon runs.

    2026IndieRPGCasualSingle-playerSimilar games →