IMHO.

Games like Cartridge Defense

If Cartridge Defense is your kind of game, the closest matches are Tower Tactics: Liberation, Kemotaku and Overdungeon — picked from the ranked list below. Reviewers single out its challenging, contemplative and retro. 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 Cartridge Defense: Cartridge Defense is a tower defense game with over 300 distinct collectible cards that you will use to create your own decks to defend against robots in the cyberpunk inspired future. Play cards (cartridges) to spawn towers, upgrades, special abilities and more in a campaign or rogue-like mode.

2022StrategyIndieCasual11.99 USDWindowsby Out Gaming
Cartridge Defense — Steam game cover
Players highlight
Campaign and roguelike modes offer distinct playstylesDeck construction happens before each map not mid gameMazing opportunities are intentional and strategicChallengingContemplativeRetro

Players who liked Cartridge Defense also play

Steam players who put hours into Cartridge Defense 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. Tower Tactics: Liberation

    WHY THIS

    Shares a contemplative mood with Cartridge Defense.

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

    We fused deck-building roguelikes and tower defenses in a way never seen before - deploy your towers, collect valuable trinkets and cast powerful spells to defend yourself against the Salkoth!

    2023StrategyIndie6.49 USDDeck PlayableSteam ↗
  2. Kemotaku

    WHY THIS

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

    "Kemotaku" is a brand new roguelike card game mixed with puzzle, deck-building and tower-defence. Beat away attacking enemies and defend your town with a variety of animals!

    2024StrategyIndie9.27 USDSteam ↗
  3. Overdungeon

    WHY THIS

    Shares a whimsical mood with Cartridge Defense.

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

    A completely new style real-time card battle "Overdungeon" Overdungeon combines rogue-like, tower defense and card games. More than 100 cards are Attack, Animal, Building, Spell, Trap, etc..Build your creative and crazy deck!

    2019ActionStrategyIndie7.49 USDDeck VerifiedSteam ↗
  4. Zero Division

    WHY THIS

    Shares a retro mood with Cartridge Defense.

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

    A roguelite deckbuilder crossed with a CCG, set in a dark cyberpunk world. You will lead a three-man squad against competing factions fighting among the ashes of a world-wide war. Each operator comes with a unique deck that can be customized and augmented.

    2024StrategyIndieRPG6.49 USDDeck PlayableSteam ↗
  5. System Crash

    WHY THIS

    Shares card rarity system and a contemplative mood with Cartridge Defense.

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

    System Crash is a story-driven cyberpunk collectible card game inspired by Blade Runner and Neuromancer. When corporations own everything and the line between man and machine is blurred, your only option is to fight to survive!

    2016StrategyIndie2.99 USDSteam ↗
  6. Breach Wanderers

    WHY THIS

    Shares a whimsical mood with Cartridge Defense.

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

    A fresh take on Roguelike Deckbuilders that lets you fine-tune your decks before each run to adapt your strategy on your way to victory. Over 1,200 cards to choose from, ten characters with their own set of unique skills, and dozens of items and missions to evolve your tactics.

    2023StrategyIndieRPG4.49 USDDeck VerifiedSteam ↗
  7. Mythgard

    WHY THIS

    Shares a contemplative mood with Cartridge Defense.

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

    Welcome to Mythgard, a fantasy cyberpunk CCG of heroes, gods, and mythical beasts. Master the unique lane and mana systems in your rise to the top or enjoy team play with a friend. New players can use the code WelcomeChallenger to get 20 free packs and more to start their journey.

    2020StrategyIndieFree To PlayFreeSteam ↗
  8. Nitro Kid

    WHY THIS

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

    Synthwave roguelike deckbuilder set in the neon 80's. Pick your agent. Build your deck. Hit card combos and fight through the floors of INFINITY tower. Featuring 30+ fresh Synthwave tracks by LudoWic, Tonebox and Jules Reves.

    2022StrategyIndie3.99 USDDeck VerifiedSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Cartridge Defense at current Steam store prices.

  1. Garry's Mod

    WHY THIS

    Priced ~58% under Cartridge Defense on Steam right now. Shares Indie and Casual with Cartridge Defense.

    Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.

    2006IndieSimulationCasual4.99 USDDeck PlayableSteam ↗
  2. Vampire Survivors

    WHY THIS

    Priced ~58% under Cartridge Defense on Steam right now. Shares Indie and Casual with Cartridge Defense.

    Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!

    2022ActionIndieRPG4.99 USDDeck VerifiedSteam ↗
  3. Slay the Spire

    WHY THIS

    Shares a challenging mood with Cartridge Defense.

    Priced ~48% under Cartridge Defense on Steam right now. Shares Strategy and Indie with Cartridge Defense.

    We fused card games and roguelikes together to make the best single player deckbuilder we could. Craft a unique deck, encounter bizarre creatures, discover relics of immense power, and Slay the Spire!

    2019StrategyIndie6.24 USDDeck VerifiedSteam ↗
  4. Cookie Clicker

    WHY THIS

    Priced ~58% under Cartridge Defense on Steam right now. Shares Strategy and Indie with Cartridge Defense.

    An idle game about making cookies! Originally released in 2013 on the web, and actively developed since then. This is the official version for Steam.

    2021StrategyIndieSimulation4.99 USDDeck PlayableSteam ↗
  5. WEBFISHING

    WHY THIS

    Priced ~58% under Cartridge Defense on Steam right now. Shares Indie and Casual with Cartridge Defense.

    WEBFISHING a multiplayer chatroom-focused fishing game! Relax and fish (on the web!)

    2024IndieMassively MultiplayerCasual4.99 USDSteam ↗
  6. POSTAL 2

    WHY THIS

    Priced ~92% under Cartridge Defense on Steam right now. Shares Indie with Cartridge Defense.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSteam ↗
  7. Plants vs. Zombies GOTY Edition

    WHY THIS

    Priced ~58% under Cartridge Defense on Steam right now. Shares Strategy with Cartridge Defense.

    Zombies are invading your home, and the only defense is your arsenal of plants! Armed with an alien nursery-worth of zombie-zapping plants like peashooters and cherry bombs, you'll need to think fast and plant faster to stop dozens of types of zombies dead in their tracks.

    2009Strategy4.99 USDDeck PlayableSteam ↗
  8. Buckshot Roulette

    WHY THIS

    Priced ~75% under Cartridge Defense on Steam right now. Shares Indie with Cartridge Defense.

    Play Russian roulette with a 12-gauge shotgun. Four enter. One leaves. Roll the dice with your life. Good luck!

    2024ActionIndieSimulation2.99 USDDeck PlayableSteam ↗

Free alternatives

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

  1. Ultimate Custom Night

    WHY THIS

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

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  2. ENA: Dream BBQ

    WHY THIS

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

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  3. Star Fetchers

    WHY THIS

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

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

    2020ActionIndieAdventureFreeDeck PlayableSteam ↗
  4. The Lab

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!

    2016Free To PlayFreeSteam ↗
  5. Z.A.T.O. // I Love the World and Everything In It

    WHY THIS

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

    USSR, 1986. A girl goes missing in the closed city of Vorkuta-5, yet not a soul seems to be concerned. Uncover the mystery behind her disappearance and transmit your signal to the universe.

    2025IndieAdventureFree To PlayFreeDeck VerifiedSteam ↗
  6. Tails Noir: Prologue

    WHY THIS

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

    Tails Noir: Prologue is the first act of a post-noir narrative adventure. Become raccoon private eye Howard Lotor and explore dystopian Vancouver inhabited by animals as you uncover a deeply personal story of change and transformation.

    2019IndieAdventureRPGFreeDeck PlayableSteam ↗
  7. of the Devil

    WHY THIS

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

    Immerse yourself in neon, smoke, and high-stakes legal gambles as a Defense Attorney with uniquely Killer insights in this episodic, diabolically stylish visual novel adventure game.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  8. Aircar

    WHY THIS

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

    A simple immersive flying game built for VR. Pilot an aircar through a futuristic cityscape.

    2019IndieFree To PlayCasualFreeSteam ↗

Plays great on Steam Deck

Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.

  1. Overdungeon

    WHY THIS

    Shares a whimsical mood with Cartridge Defense.

    Deck Verified — runs on Steam Deck out of the box. Shares Strategy and Indie with Cartridge Defense.

    A completely new style real-time card battle "Overdungeon" Overdungeon combines rogue-like, tower defense and card games. More than 100 cards are Attack, Animal, Building, Spell, Trap, etc..Build your creative and crazy deck!

    2019ActionStrategyIndie7.49 USDDeck VerifiedSteam ↗
  2. Breach Wanderers

    WHY THIS

    Shares a whimsical mood with Cartridge Defense.

    Deck Verified — runs on Steam Deck out of the box. Shares Strategy and Indie with Cartridge Defense.

    A fresh take on Roguelike Deckbuilders that lets you fine-tune your decks before each run to adapt your strategy on your way to victory. Over 1,200 cards to choose from, ten characters with their own set of unique skills, and dozens of items and missions to evolve your tactics.

    2023StrategyIndieRPG4.49 USDDeck VerifiedSteam ↗
  3. Nitro Kid

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Strategy and Indie with Cartridge Defense.

    Synthwave roguelike deckbuilder set in the neon 80's. Pick your agent. Build your deck. Hit card combos and fight through the floors of INFINITY tower. Featuring 30+ fresh Synthwave tracks by LudoWic, Tonebox and Jules Reves.

    2022StrategyIndie3.99 USDDeck VerifiedSteam ↗

Frequently asked about Cartridge Defense

How much does Cartridge Defense cost?
Cartridge Defense is listed on Steam at 11.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Cartridge Defense?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Cartridge Defense are Tower Tactics: Liberation, Kemotaku, Overdungeon.
Who developed Cartridge Defense?
Cartridge Defense was developed by Out Gaming.

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 Cartridge Defense.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.