IMHO.

Single-player games like Orcs Must Die!

Below are 20 single-player Steam games similar to Orcs Must Die!, 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 Orcs Must Die! page.

Ranked picks

  1. 1
    Orcs Must Die! 2 — Steam game cover

    Orcs Must Die! 2

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    You’ve tossed, burned and sliced them by the thousands – now orcs must die more than ever before! Grab a friend and slay orcs in untold numbers in this sequel to the 2011 AIAS Strategy Game of the Year from Robot Entertainment.

    2012ActionStrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Puropu Defense Squad — Steam game cover

    Puropu Defense Squad

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Defend your world as sentient Props in Puropu Defense Squad! Build, upgrade, and evolve your heroes to crush waves of filthy humans worldwide. Dive into a unique mix of third-person action and tower defense—solo or with friends—in an endlessly replayable co-op campaign!

    2024ActionStrategyIndie9.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Stick Infinite Kingdom — Steam game cover

    Stick Infinite Kingdom

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Master strategic gameplay as you build, train, and upgrade units to protect your base. With an immersive storyline, stunning visuals, and easy controls, it's an epic battle for survival!

    2025ActionStrategy9.99 USDSingle-playerSimilar games →
  4. 4
    Herder — Steam game cover

    Herder

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Defend your flock of sheep and goats as you traverse colorful procedural alpine meadows in the sky.

    2021ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  5. 5
    Time Dungeons — Steam game cover

    Time Dungeons

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Team up in 1-4 player co-op to defend relics across shattered timelines. Build deadly towers, unleash hero abilities, grab run changing upgrades, or dive into endless arcade survival and chase the leaderboards before reality collapses.

    ActionStrategyCasualSingle-playerSimilar games →
  6. 6
    All Noobs must die — Steam game cover

    All Noobs must die

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    A place where wishes come true! You just need to protect the obsidian portal from zombies. Mine resources with your pickaxe, build traps, and put them to use — let them grind the zombies into a juicy green porridge! Funny meme endings!

    2023ActionStrategyIndie2.99 USDSingle-playerSimilar games →
  7. 7
    McDROID — Steam game cover

    McDROID

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Farm, Build, Defend, in the Galaxy's only Arcade-Tower-Defense.

    2014ActionStrategyIndie9.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Monday Night Combat — Steam game cover

    Monday Night Combat

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Monday Night Combat is a class-based, third-person shooter… and the most popular lethal sport of the future!

    2011ActionSportsStrategy4.99 USDSingle-playerSimilar games →
  9. 9
    Sanctum — Steam game cover

    Sanctum

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    You think Tower Defense games are all about building? You thought wrong. Sanctum is not your average Tower Defense title. When the havoc starts, you get to join the fray! As one of the world’s first First Person Shooter - Tower Defense games, Sanctum has taken the best of both worlds to deliver an epic, one-of-a-kind experience.

    2011ActionStrategyIndie9.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    Dungeon Defenders — Steam game cover

    Dungeon Defenders

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Create a hero from one of four classes to save Etheria in this 4-player coop Tower Defense Action-RPG. Includes Steam exclusive Portal gun & TF2 familiars!

    2011ActionStrategyIndie2.99 USDSingle-playerSimilar games →
  11. 11
    Sanctum 2 — Steam game cover

    Sanctum 2

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game. Pick from four unique character classes and embark on a mission to protect the oxygen-producing Cores from hordes of deadly aliens who are threatened by their existence.

    2013ActionStrategyIndie14.99 USDDeck VerifiedSingle-playerSimilar games →
  12. 12
    Dungeon Defenders II — Steam game cover

    Dungeon Defenders II

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Dungeon Defenders II is a cooperative Action Tower Defense game packed with roleplaying elements like loot, leveling, and pets.

    2017ActionStrategyIndieFreeSingle-playerSimilar games →
  13. 13
    Fortified — Steam game cover

    Fortified

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Fortified is an explosive strategy shooter where players will defend the Earth against a menacing Martian invasion in the 1950s. Play as one-of-four pulp inspired heroes as they fight swarms of terrifying robots with an arsenal of Cold War era weapons and experimental technology.

    2016ActionStrategyIndie14.99 USDSingle-playerSimilar games →
  14. 14
    Deathtrap — Steam game cover

    Deathtrap

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Deathtrap is a Tower Defense game with strong action-RPG elements, a game of vicious tricks, killing machines, rotating blades and splattering blood.

    2015ActionStrategyIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  15. 15
    Save The World — Steam game cover

    Save The World

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Strategy with Orcs Must Die!.

    The story is a young man summoned to another world is suffered from the scourge of aggression by monsters,and save the world with the native heroes. Game mode is rogue,you only release your kill desire to kill the monsters all! Special Zhen Fa System,allow you active powerful Zhen Fa to bombing!

    2024StrategyAdventureRPG2.99 USDSingle-playerSimilar games →
  16. 16
    GROSS — Steam game cover

    GROSS

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    GROSS is a unique twist on the classic tower defense genre. After building your defenses, you will jump into the action to take on enemies head-on. Make sure to collect as much cash as possible to upgrade your defenses and stay ahead of the game. Can you outlast the waves of enemies?

    2023ActionStrategy1.94 USDDeck PlayableSingle-playerSimilar games →
  17. 17
    Orcs Must Die! 3 — Steam game cover

    Orcs Must Die! 3

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Slice, burn, toss, zap, grind and gib massive hordes of repugnant orcs in this long-awaited successor to the award-winning Orcs Must Die! series.

    2021ActionStrategyIndie29.99 USDDeck VerifiedSingle-playerSimilar games →
  18. 18
    Orcs Must Die! Deathtrap — Steam game cover

    Orcs Must Die! Deathtrap

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Orcs Must Die! Deathtrap combines chaotic third-person combat with devious trap-laying strategy. Enjoy endless replayability as your War Mage grows stronger through roguelite progression. Repel relentless orc hordes solo or with up to 4 players.

    2025ActionStrategyIndie29.99 USDDeck PlayableSingle-playerSimilar games →
  19. 19
    Hero Academy — Steam game cover

    Hero Academy

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Strategy and Indie with Orcs Must Die!.

    Test your skills in this light-hearted battle between friends! Heroic teams have gathered to engage in friendly contests on the Academy playfields. Will your team emerge triumphant?

    2011StrategyIndieSingle-playerSimilar games →
  20. 20
    Orcs Must Die! Unchained — Steam game cover

    Orcs Must Die! Unchained

    Single-player alternative to Orcs Must Die! — playable solo, no multiplayer required. Shares Action and Strategy with Orcs Must Die!.

    Orcs Must Die! Unchained takes the award-winning Orcs Must Die! action tower defense game to a whole new level with team-based gameplay! Bust skulls with your best pals in PvE co-op Survival, or put your teamwork to the real test in Sabotage Mode!

    2017ActionStrategyFree To PlaySingle-playerSimilar games →