Single-player games like Idle Demon Lord II
Below are 9 single-player Steam games similar to Idle Demon Lord 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 Idle Demon Lord II page.
Ranked picks
- 1

Shadow Gambit: The Cursed Crew
Single-player alternative to Idle Demon Lord II — playable solo, no multiplayer required. Shares Strategy and RPG with Idle Demon Lord II.
Assemble your crew and set sail on an infamous ghost ship to sneak, stab, and spellcast your way through the Inquisition in this non-linear stealth strategy game. Chart a course, develop uncanny abilities, and use unconventional tactics to find a powerful pirate artifact!
- 2

The Last Spell
Single-player alternative to Idle Demon Lord II — playable solo, no multiplayer required. Shares Strategy and Indie with Idle Demon Lord II.
Defend the last bastion of humanity with your squad of heroes! Exterminate fiendish monsters with magic and brute force by night and re-build your battered city defenses by day in this tactical RPG with rogue-lite mechanics.
- 3

The Riftbreaker
Single-player alternative to Idle Demon Lord II — playable solo, no multiplayer required. Shares Strategy and Indie with Idle Demon Lord II.
The Riftbreaker is a solo or Co-op base-building, survival game with Action-RPG elements for up to 4 players. Hack & slash countless hordes of enemies. Build up your base, craft powerful weapons and research new inventions to survive.
- 4

Baldur's Gate 3
Single-player alternative to Idle Demon Lord II — playable solo, no multiplayer required. Shares Strategy and RPG with Idle Demon Lord II.
Baldur’s Gate 3 is a story-rich, party-based RPG set in the universe of Dungeons & Dragons, where your choices shape a tale of fellowship and betrayal, survival and sacrifice, and the lure of absolute power.
- 5

Darkest Dungeon®
Single-player alternative to Idle Demon Lord II — playable solo, no multiplayer required. Shares Strategy and Indie with Idle Demon Lord II.
Darkest Dungeon is a challenging gothic roguelike turn-based RPG about the psychological stresses of adventuring. Recruit, train, and lead a team of flawed heroes against unimaginable horrors, stress, disease, and the ever-encroaching dark. Can you keep your heroes together when all hope is lost?
- 6

The Incredible Adventures of Van Helsing: Final Cut
Single-player alternative to Idle Demon Lord II — playable solo, no multiplayer required. Shares Indie and RPG with Idle Demon Lord II.
Embark on an adventure in a gothic-noir world, where mad science threatens the peace between monsters and mortals. The Incredible Adventures of Van Helsing: Final Cut is definitive edition of the trilogy with six playable classes and a new endgame mode with a huge variety of open missions!
- 7

Wolcen: Lords of Mayhem
Single-player alternative to Idle Demon Lord II — playable solo, no multiplayer required. Shares Indie and RPG with Idle Demon Lord II.
Carve your path in this Hack’n’Slash free from class boundaries. Purify a world shattered by corruption, and uncover the grim secrets and forgotten horrors lurking in the shadows of this forsaken land as you rise in Power. Your Inner aspect beckons—will you answer?
- 8

Last Epoch
Single-player alternative to Idle Demon Lord II — playable solo, no multiplayer required. Shares Indie and RPG with Idle Demon Lord 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.
- 9

Idle Demon Lord
Single-player alternative to Idle Demon Lord II — playable solo, no multiplayer required. Shares Strategy and Indie with Idle Demon Lord II.
【Idle Demon Lord】 is a dark idle loot game. Leave it running to farm endless drops — 6 rarities, gems, runes, relics, legendary affixes and sets. Craft hundreds of builds via skill trees. Online, offline and ascension loops. Codex, trials, pets, dailies. Pure number-go-up bliss