IMHO.

Single-player games like THE LAST DEFENSE!

Below are 8 single-player Steam games similar to THE LAST DEFENSE!, 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 THE LAST DEFENSE! page.

Ranked picks

  1. 1
    Void TD — Steam game cover

    Void TD

    Single-player alternative to THE LAST DEFENSE! — playable solo, no multiplayer required. Shares Strategy and Indie with THE LAST DEFENSE!.

    Build powerful defenses, collect loot, combine effects, and survive evolving waves from the void in a tower defense game driven by ARPG-inspired buildcrafting and persistent progression.

    ActionStrategyIndieSingle-playerSimilar games →
  2. 2
    Our War: The Strongest Shield — Steam game cover

    Our War: The Strongest Shield

    Single-player alternative to THE LAST DEFENSE! — playable solo, no multiplayer required. Shares Strategy and Casual with THE LAST DEFENSE!.

    A grand and intense tower defense science fiction game, where you only need to purchase once to enjoy all the content of the game.

    2024StrategySimulationCasual9.99 USDSingle-playerSimilar games →
  3. 3
    For The Fatherland — Steam game cover

    For The Fatherland

    Single-player alternative to THE LAST DEFENSE! — playable solo, no multiplayer required. Shares Strategy and Indie with THE LAST DEFENSE!.

    6 June 1944, the greatest military invasion in human history begins with Allied soldiers landing in Normandy trying to bring an end to the war. You have been given the task of stopping the Allied invasion and defending the German territories in France. Will you be worthy and defend the Fatherland?

    2023StrategyIndie4.99 USDSingle-playerSimilar games →
  4. 4
    Failover — Steam game cover

    Failover

    Single-player alternative to THE LAST DEFENSE! — playable solo, no multiplayer required. Shares Strategy with THE LAST DEFENSE!.

    Take command of civil air defense under constant threat. Build radar networks, manage power and resources, and decide when to sound the sirens. Every choice has consequences. Hold your cities together as escalation turns survival into strategy.

    2027StrategySingle-playerSimilar games →
  5. 5
    Starship Troopers: Terran Command — Steam game cover

    Starship Troopers: Terran Command

    Single-player alternative to THE LAST DEFENSE! — playable solo, no multiplayer required. Shares Strategy with THE LAST DEFENSE!.

    Lead the Mobile Infantry in this RTS game set in the Starship Troopers film universe. Balance your army composition with a diverse set of unit types, overcome line-of-sight and line-of-fire challenges through tactical positioning, and use special abilities to smash the Arachnid hordes!

    2022Strategy29.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    The Legend of Mala Tokmachka — Steam game cover

    The Legend of Mala Tokmachka

    Single-player alternative to THE LAST DEFENSE! — playable solo, no multiplayer required. Shares Strategy and Casual with THE LAST DEFENSE!.

    Build, expand, and arm a towering 2D fortress to withstand endless waves of ground and air attacks. Set in a nameless frontier village where a siege has lasted so long it became a legend, "The Legend of Mala Tokmachka" turns survival into myth.

    2026StrategySimulationCasual3.99 USDSingle-playerSimilar games →
  7. 7
    XCOM® 2 — Steam game cover

    XCOM® 2

    Single-player alternative to THE LAST DEFENSE! — playable solo, no multiplayer required. Shares Strategy with THE LAST DEFENSE!.

    XCOM 2 is the sequel to XCOM: Enemy Unknown, the 2012 award-winning strategy game of the year. Earth has changed and is now under alien rule. Facing impossible odds you must rebuild XCOM, and ignite a global resistance to reclaim our world and save humanity.

    2016Strategy2.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Crossfire: Legion — Steam game cover

    Crossfire: Legion

    Single-player alternative to THE LAST DEFENSE! — playable solo, no multiplayer required. Shares Strategy with THE LAST DEFENSE!.

    Crossfire: Legion is a real time strategy game featuring tactical action in furious battles across a shattered version of the near future. Raise and customize your army to engage in intense online combat and carve your own path as you rise through the ranks. It’s a new generation of warfare.

    2022ActionStrategyDeck PlayableSingle-playerSimilar games →