IMHO.

Single-player games like Monster Tiles TD: Tower Wars

Below are 15 single-player Steam games similar to Monster Tiles TD: Tower Wars, 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 Monster Tiles TD: Tower Wars page.

Ranked picks

  1. 1
    Fortress Merge — Steam game cover

    Fortress Merge

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy and RPG with Monster Tiles TD: Tower Wars.

    Merge buildings, upgrade your defenses, and protect your fortress from endless waves of zombies. Plan each move carefully, adapt your strategy, and survive as long as you can.

    2026StrategyRPGFree To PlayFreeSingle-playerSimilar games →
  2. 2
    Siegeturtle — Steam game cover

    Siegeturtle

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy and Indie with Monster Tiles TD: Tower Wars.

    Upgrade your turtle, recruit cute animals like unicorns, giant squids, otters and more, and blast through waves in an idle roguelite auto battler! Swim farther with each run, unlock new skills, and get closer to home every time you grow stronger.

    2025StrategyIndieCasual4.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Ashen Crown — Steam game cover

    Ashen Crown

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy and RPG with Monster Tiles TD: Tower Wars.

    A single-player roguelite autobattler built almost entirely with AI. Pick a fighter, climb 20 battles to a final boss, and win in the build you assemble: 12 weapons, 24 classes, 53 subspecs, 247 skills. Go deep on one path or sprawl across many and break the game open.

    2026StrategyRPGCasual5.39 USDSingle-playerSimilar games →
  4. 4
    World Below — Steam game cover

    World Below

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Action and Strategy with Monster Tiles TD: Tower Wars.

    Enter the mix between Roguelike and Autobattler games you never knew you wanted. Create unique teams and explore countless synergies and posibilities; finding rule-changing Relics, powerful items and unlocking new Units to aid you, as you delve deeper into the World Below.

    ActionStrategyIndieSingle-playerSimilar games →
  5. 5
    Sollervir — Steam game cover

    Sollervir

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy and Indie with Monster Tiles TD: Tower Wars.

    A loop-defense game of random summons and on-field combinations. Grow nine basic unit types into 80 characters, including Legend Mechas and Ascended Forms. Conquer 20 chapters, Endless Mode, 171 achievements, damage matchups, wild events, and distinct Korean battle voices for active skills.

    2026StrategyIndieRPG6.29 USDSingle-playerSimilar games →
  6. 6
    March of the Kingdom — Steam game cover

    March of the Kingdom

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Action and Strategy with Monster Tiles TD: Tower Wars.

    A party-management roguelite RPG auto-battler where you explore diverse lands, hunt the enemies of the kingdom, and face unpredictable encounters. Build your team, level up, and collect powerful weapons, artifacts, and relics to aid you on your journey.

    2026ActionStrategyIndieSingle-playerSimilar games →
  7. 7
    Mana Battle — Steam game cover

    Mana Battle

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy and Indie with Monster Tiles TD: Tower Wars.

    Build your ultimate hero guild, master positioning, triggers, and try to get a Gold Victory or see how far you can get in Infinite Mode! This PVE Autobattler uses a 3x3 board, and positioning is key! Choose a core crystal, and unlock devastating synergies.

    2025StrategyIndieRPG1.99 USDSingle-playerSimilar games →
  8. 8
    Shrine Protectors — Steam game cover

    Shrine Protectors

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy and Indie with Monster Tiles TD: Tower Wars.

    Deckbuilder Tower Defense meets rogue-lite RTS strategy. Lead your army, crush waves of enemies, and unlock powerful upgrades and passive spells. Combine deckbuilding strategy with tactical army management in this relentless bullet heaven.

    2026StrategyIndieRPGSingle-playerSimilar games →
  9. 9
    Bloons TD 6 — Steam game cover

    Bloons TD 6

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy with Monster Tiles TD: Tower Wars.

    The Bloons are back and better than ever! Get ready for a massive 3D tower defense game designed to give you hours and hours of the best strategy gaming available.

    2018Strategy13.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    Idle Hero — Steam game cover

    Idle Hero

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy and Indie with Monster Tiles TD: Tower Wars.

    Idle Hero is a reference game in its genre. No endless walkthrough and unreachable goals. Everything is completable with guaranteed fun, pleasure and challenging but fair tasks.

    2022StrategyIndieSimulation0.99 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    Valkyrie Squad: Siege Breakers — Steam game cover

    Valkyrie Squad: Siege Breakers

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Action and Indie with Monster Tiles TD: Tower Wars.

    "Valkyrie Squad: Siege Breakers" is an exhilarating top-down shooter survival game. The mission is to break through the enemy's fortified defenses and face extreme survival conditions. you will lead this brave squad, utilizing each member's unique skills and defeat powerful enemies!

    2025ActionIndieAdventure5.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    Break Siege — Steam game cover

    Break Siege

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy and Indie with Monster Tiles TD: Tower Wars.

    Break Siege is a train-themed deck-building rougelike game in which you constantly construct your own deck and breakthrough forces of the Imperial in intense, real-time battles.

    2025StrategyIndieAdventure13.49 USDDeck PlayableSingle-playerSimilar games →
  13. 13
    Idle Monster TD — Steam game cover

    Idle Monster TD

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy and Indie with Monster Tiles TD: Tower Wars.

    An endless Tower Defense game of epic Monsters vs evil War Machines. Unlock and upgrade tons of unique elemental Monsters (Water, Air, Earth, and Fire) to defend your home from an infinite swarm of robots. Strategize the most effective placement of Monsters to synergize their elemental abilities.

    2021StrategyIndieFree To PlayFreeDeck PlayableSingle-playerSimilar games →
  14. 14
    Idle TD: Heroes vs Zombies — Steam game cover

    Idle TD: Heroes vs Zombies

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Strategy and Indie with Monster Tiles TD: Tower Wars.

    An endless Tower Defense game of epic heroes vs evil zombies. Unlock and upgrade countless Heroes, artifacts, and technologies to defend against the infinite zombie swarms. Strategize the most effective placement of Heroes to synergize their skills and abilities.

    2022StrategyIndieFree To PlayFreeDeck PlayableSingle-playerSimilar games →
  15. 15
    Idle Hero TD - Tower Defense — Steam game cover

    Idle Hero TD - Tower Defense

    Single-player alternative to Monster Tiles TD: Tower Wars — playable solo, no multiplayer required. Shares Action and Strategy with Monster Tiles TD: Tower Wars.

    Endless idle tower defense game full of deep strategy and combat mechanics. Unlock and upgrade dozens of epic fantasy heroes to defeat an infinite swarm of enemy monsters. Strategize hero positions, synergies, and skills for an effective defense, then sit back and let the auto-battler do its thing!

    2024ActionStrategyIndieFreeDeck PlayableSingle-playerSimilar games →