IMHO.

Single-player games like Dungeon Siege II

Below are 18 single-player Steam games similar to Dungeon Siege II, 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 Dungeon Siege II page.

Ranked picks

  1. 1
    Dungeon Siege — Steam game cover

    Dungeon Siege

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Dungeon Siege® combines the immersive elements of a role-playing game with over-the-top intensity and non-stop action. Dungeon Siege plunges you into a continuous 3D fantasy world where you face off against an army of evil that has been unleashed.

    2011RPG6.99 USDSingle-playerSimilar games →
  2. 2
    Dungeon Siege III — Steam game cover

    Dungeon Siege III

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Fight hordes of dangerous creatures in a mystical fantasy world.

    2011ActionRPG14.99 USDSingle-playerSimilar games →
  3. 3
    Divine Divinity — Steam game cover

    Divine Divinity

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Divine Divinity is an epic role-playing game with hack-and-slash action, offering a huge world to explore and thousands of items to investigate, trade and use.

    2012RPG5.99 USDSingle-playerSimilar games →
  4. 4
    Drakensang — Steam game cover

    Drakensang

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Drakensang is a third-person party-based RPG based on the pen & paper role-play rules of The Dark Eye. Drakensang is the first PC game for over 10 years to be based on Germany's most successful and popular role-play system. Drakensang builds on the pen & paper rules as applied in version 4.0.

    2009RPG9.99 USDSingle-playerSimilar games →
  5. 5
    We Are The Dwarves — Steam game cover

    We Are The Dwarves

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required.

    We Are The Dwarves is a real-time tactical adventure where you take control of three Dwarven astronauts and lead them through the hordes of enemies in the depths of their Universe. Tactical Adventure Sci-Fi Space Dwarves

    2016ActionStrategyIndie14.99 USDSingle-playerSimilar games →
  6. 6
    Ember — Steam game cover

    Ember

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Ember is a homage to classic role-playing games (RPG) that features a deep branching story, endless exploration across dynamic and living environments, a robust skill system, and an intricate crafting system.

    2016StrategyIndieAdventure9.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Grim Dawn — Steam game cover

    Grim Dawn

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Enter an apocalyptic fantasy world where humanity is on the brink of extinction, iron is valued above gold and trust is hard earned. This ARPG features complex character development, hundreds of unique items, crafting and quests with choice & consequence.

    2016ActionIndieAdventure24.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Last Epoch — Steam game cover

    Last Epoch

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Uncover the Past, Reforge the Future. Ascend into one of 15 mastery classes and explore dangerous dungeons, hunt epic loot, craft legendary weapons, and wield the power of over a hundred transformative skill trees. Last Epoch is being developed by a team of passionate Action RPG enthusiasts.

    2024ActionIndieAdventure34.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Diablo® IV — Steam game cover

    Diablo® IV

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Join the fight for Sanctuary in Diablo® IV, the ultimate action RPG adventure. Experience the critically acclaimed campaign and new seasonal content.

    2023ActionAdventureMassively Multiplayer49.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Dragon Age: Origins — Steam game cover

    Dragon Age: Origins

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    When history tells the story of the Fifth Blight, what will be said about the hero who turned the tide against the darkspawn? Determine your legacy and fight for Thedas as a noble dwarf, an elf far from home, a mage apprentice, or a customized hero of your own design.

    2009RPGDeck PlayableSingle-playerSimilar games →
  11. 11
    Torchlight — Steam game cover

    Torchlight

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Adventure awaits in the award-winning Action RPG debut from Runic Games! Explore the randomized depths of this boom town, collect loot, and level up to save Torchlight - and possibly the world.

    2009RPG2.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    Krater — Steam game cover

    Krater

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required.

    The game brings you far into the future of a post-apocalyptic Sweden.

    2012ActionStrategyIndie14.99 USDSingle-playerSimilar games →
  13. 13
    Legend of Grimrock — Steam game cover

    Legend of Grimrock

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Use the Dungeon Editor to build entirely new adventures and challenges for other players to solve.

    2012IndieAdventureRPG14.99 USDSingle-playerSimilar games →
  14. 14
    Pillars of Eternity — Steam game cover

    Pillars of Eternity

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Prepare to be enchanted by a world where the choices you make and the paths you choose shape your destiny. Obsidian Entertainment, the developer of Fallout: New Vegas™ and South Park: The Stick of Truth™, together with Paradox Interactive is proud to present Pillars of Eternity.

    2015RPG39.99 USDDeck PlayableSingle-playerSimilar games →
  15. 15
    Supreme Commander: Forged Alliance — Steam game cover

    Supreme Commander: Forged Alliance

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required.

    The last days of man are at hand.. Two years after the Infinite War the once great warring nations now lie in ruins, and humanity’s hope for a brighter future is nothing but a bitter memory. A new, seemingly unstoppable enemy, supported by the zealots of The Order, now seeks to eradicate mankind: UEF, Aeon Loyalist, and Cybran alike.

    2011Strategy12.99 USDSingle-playerSimilar games →
  16. 16
    Supreme Commander 2 — Steam game cover

    Supreme Commander 2

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required.

    Includes 47 Steam achievements, leaderboards, and stats!

    2010Strategy12.99 USDDeck PlayableSingle-playerSimilar games →
  17. 17
    Supreme Commander — Steam game cover

    Supreme Commander

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required.

    For a thousand years, three opposing forces have waged war for what they believe is true. There can be no room for compromise: their way is the only way. Dubbed The Infinite War, this devastating conflict has taken its toll on a once-peaceful galaxy and has only served to deepen the hatred between the factions.

    2011Strategy12.99 USDSingle-playerSimilar games →
  18. 18
    Demigod — Steam game cover

    Demigod

    Single-player alternative to Dungeon Siege II — playable solo, no multiplayer required. Shares RPG with Dungeon Siege II.

    Set in a magical world where gods walk among mortals, Demigod blends action, strategy and role-playing elements into a thrilling new experience.

    2011ActionStrategyIndie9.99 USDSingle-playerSimilar games →