IMHO.

Games like Nightmare Invasion

If Nightmare Invasion is your kind of game, the closest matches are Rogue Realm: Guardian Grids, 坍塌世界 and Card Conquest — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Nightmare Invasion: Nightmare has set its sights on this world, and as the will of the world, you will rely on cards, tower defenses, and urban construction to destroy Nightmare's invasion in the dream

2026StrategyIndieCasualWindowsby ANArKH
Nightmare Invasion — Steam game cover

Players who liked Nightmare Invasion also play

Steam players who put hours into Nightmare Invasion also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Rogue Realm: Guardian Grids

    WHY THIS

    Top pick for Nightmare Invasion fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Nightmare Invasion.

    Rogue Realm: Guardian Grids is a medieval fantasy blend of tower defense and roguelike progression. Build defenses on a grid, manage resources, and survive ever-evolving enemies.

    2026StrategyIndie10.39 USDSteam ↗
  2. 坍塌世界

    WHY THIS

    Second-strongest match for Nightmare Invasion fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Nightmare Invasion.

    "Collapsing World" is an innovative tower defense game blending deck-building and roguelike mechanics. Recruit unique companions, craft powerful skill decks, and tackle randomized stages. Deep strategy breaks the traditional TD mold—every run is a fresh challenge!

    2026StrategyIndieSimulationFreeSteam ↗
  3. Card Conquest

    WHY THIS

    Third-strongest match for Nightmare Invasion fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Nightmare Invasion.

    Card Conquest is a Tower Defense game with Deckbuilding and Roguelite elements. Combine spells, towers and units to create a deck and defeat your enemies. Spend your resources wisely and find balance between offense and defense. Gather powerful relics that will enhance your cards.

    2027StrategyIndieCasualSteam ↗
  4. Weather Roll

    WHY THIS

    Ranked #4 for Nightmare Invasion fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Nightmare Invasion.

    Weather Dice is a turn-based roguelike deckbuilder. Wield rare Mana to awaken unique, charming plant girls, fend off monster hordes across four seasons. Use Weather Dice to rewind time, change weather, turn the tide in despair, and defend your last home!

    StrategyIndieRPGSteam ↗
  5. Lucky Again

    WHY THIS

    Ranked #5 for Nightmare Invasion fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Nightmare Invasion.

    Face down swarms of enemies using cards with diverse abilities. Evolve your own unique deck to overcome the trials ahead, and become a quick-witted hero who can conquer any crisis. You will be joined by loyal companions OR charismatic fairies who aren't afraid to use you for their own ends.

    StrategyIndieSteam ↗
  6. Seize Siege TD

    WHY THIS

    Ranked #6 for Nightmare Invasion fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Nightmare Invasion.

    Build a deck to protect your king in this tower defense! Select your king, your cards and create your combos.

    StrategyIndieCasualSteam ↗
  7. Rogue Cube Defense

    WHY THIS

    Ranked #7 for Nightmare Invasion fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Nightmare Invasion.

    Rogue Cube Defense is a minimalist roguelite tower defense game with procedurally generated path that you gradually build up. Each run is different as the upgrades you get from leveling up are random. Pick your towers loadout and come up with the best strategy to beat the hordes of enemies.

    StrategyIndieCasualSteam ↗
  8. Roll to Ruin

    WHY THIS

    Ranked #8 for Nightmare Invasion fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Nightmare Invasion.

    Roll to Ruin is a medieval dice roguelite. Roll, hold, bank or farkle — Farkle rules with a deckbuilding twist. Battle through seven taverns, build your dice deck, wield 34 badges to flip the table. Outscore your rival or lose it all. Dice are fate. Every wager counts. Just one more... right?

    2026StrategyIndieCasualSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Nightmare Invasion.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  2. Sheepy: A Short Adventure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with Nightmare Invasion.

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  3. Awaria

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Nightmare Invasion.

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  4. Grimm's Hollow

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Nightmare Invasion.

    A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.

    2019IndieAdventureRPGFreeDeck PlayableSteam ↗
  5. Virtual Cottage

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with Nightmare Invasion.

    Virtual Cottage gives you a comfy place to rest and be productive without any distractions. Open the game, set yourself a goal and enjoy the atmosphere.

    2020IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  6. The Expendabros

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Nightmare Invasion.

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  7. Iron Snout

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Nightmare Invasion.

    Iron Snout is a fast, colorful and brutal fighting game in which you will be helping a piglet fight for its life against hordes of wolves.

    2016ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  8. Star Fetchers

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Nightmare Invasion.

    The introduction to a wild ride with gangsters and deep state conspiracy theories

    2020ActionIndieAdventureFreeDeck PlayableSteam ↗

Frequently asked about Nightmare Invasion

What games are most similar to Nightmare Invasion?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Nightmare Invasion are Rogue Realm: Guardian Grids, 坍塌世界, Card Conquest.
Who developed Nightmare Invasion?
Nightmare Invasion was developed by ANArKH.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Nightmare Invasion.

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