IMHO.

Single-player games like No More Slimes!!

Below are 13 single-player Steam games similar to No More Slimes!!, 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 No More Slimes!! page.

Ranked picks

  1. 1
    Ball Wizard — Steam game cover

    Ball Wizard

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required.

    A short incremental pachinko-like wave defense where you repel hordes of enemies with your Balls!

    ActionSingle-playerSimilar games →
  2. 2
    Pixel Empires — Steam game cover

    Pixel Empires

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie and Casual with No More Slimes!!.

    A pixel idle tower defense where your kingdom fights on its own. Workers gather, your army auto-battles endless waves, spells self-cast — you aim the bow, chain combos and choose what to upgrade. Bosses, titans, prestige, 100+ achievements. The night is endless. The bow is yours.

    2026StrategyIndieCasual2.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Arena of the Forge — Steam game cover

    Arena of the Forge

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Casual with No More Slimes!!.

    Fight. Loot. Forge. Repeat. Arena of the Forge is a pixel art endless arena battler. Fight through waves of enemies and bosses to collect and forge stronger gear in the Arena or enter the Onslaught for a boss rush experience.

    2026ActionAdventureCasualSingle-playerSimilar games →
  4. 4
    Overleveled — Steam game cover

    Overleveled

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie with No More Slimes!!.

    A fast paced rogue-lite RPG where you create overpowered builds while exploring an expansive dungeon filled with dangerous monsters and powerful artifacts. Play solo or with up to three friends. Every run earns permanent gear upgrades. You'll need everything you have to beat... Doug

    ActionIndieRPGSingle-playerSimilar games →
  5. 5
    Wielders of the Essence — Steam game cover

    Wielders of the Essence

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie and Casual with No More Slimes!!.

    Single-player horde survival with a touch of incremental base building. Eight-minute runs. Eight hours to complete.

    2026ActionIndieCasualSingle-playerSimilar games →
  6. 6
    Warriors of the End — Steam game cover

    Warriors of the End

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie with No More Slimes!!.

    Warriors of the End is a fast-paced tower-defense horde-battler roguelike. Defend the Princess against enemy hordes by strategically positioning and upgrading your towers, customize unique characters with deadly weapons and spells, discover mindblowing synergies and create game-breaking builds!

    ActionIndieRPGSingle-playerSimilar games →
  7. 7
    My Army Getting Stronger — Steam game cover

    My Army Getting Stronger

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie and Casual with No More Slimes!!.

    A short relaxing incremental auto-battler where you grow an unstoppable war machine and grind your way forward through enemy territory. No stress, no micromanagement — just growth, upgrades, and glorious mass battles.

    2026StrategyIndieCasualSingle-playerSimilar games →
  8. 8
    ShredDead — Steam game cover

    ShredDead

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie and Casual with No More Slimes!!.

    ShredDead is a quirky relaxing incremental zombie-shredding game focused on progression with no fail states. Defeat endless waves, collect loot, grow your skill tree and evolve the zombies.

    2026StrategyIndieCasualSingle-playerSimilar games →
  9. 9
    Tokyo Desire : Deck Builders — Steam game cover

    Tokyo Desire : Deck Builders

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie with No More Slimes!!.

    Explore a 3D Tokyo neighborhood, chat with its residents, and get closer to three heroines. Dive into their inner worlds in a story-rich deckbuilding roguelike. Build card combos, read enemy intents, and turn defense into a counterattack.

    StrategyIndieEarly AccessSingle-playerSimilar games →
  10. 10
    Cat Girl Survivor — Steam game cover

    Cat Girl Survivor

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie and Casual with No More Slimes!!.

    Defeat the evil threatening the world with cute kitty wizards! Cat Girl Survivor is a casual shooting action game that invites you to conquer various challenges by equipping our lively cat wizards with over 40 vibrant skills. Overpower the legions of demons by strategically crafting your own build.

    2025ActionIndieRPG10.49 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    Cat Go: Tactical Defense Braw — Steam game cover

    Cat Go: Tactical Defense Braw

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie and Casual with No More Slimes!!.

    Cats Go! is a defense game blending strategy, cooperation, and direct combat. Grow mutant plants to protect your village! Whether you prefer to play solo as a brave defender or team up with friends online. Not feeling cooperative? Slip into the role of a devil cat and secretly sabotage the village!

    2025ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  12. 12
    Catgirl Rage: Claws of Fury — Steam game cover

    Catgirl Rage: Claws of Fury

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie with No More Slimes!!.

    Demon invasion has shattered the dimensions, filling the world with corrupted souls. Cat girls with unique stories unite through friendship to restore balance by purifying souls and facing fierce bosses. An exciting and adorable side-scrolling action adventure!

    2026ActionIndieAdventureSingle-playerSimilar games →
  13. 13
    Convergent Chrono — Steam game cover

    Convergent Chrono

    Single-player alternative to No More Slimes!! — playable solo, no multiplayer required. Shares Indie with No More Slimes!!.

    A 2D action roguelike where time is your health and deadline. Freeze the world and mark foes for certain death — when time resumes, every kill executes at once. Lose control of that power, and the world accelerates against you. Sell time to grow stronger, earn time to survive. How much is left?

    2026ActionIndieSingle-playerSimilar games →