Single-player games like Welcome to Harmony
Below are 10 single-player Steam games similar to Welcome to Harmony, 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 Welcome to Harmony page.
Ranked picks
- 1

Monster Train
Single-player alternative to Welcome to Harmony — playable solo, no multiplayer required. Shares Strategy with Welcome to Harmony.
Monster Train is a strategic roguelike deck building game with a twist. Set on a train to hell, you’ll use tactical decision making to defend multiple vertical battlegrounds. With real time competitive multiplayer and endless replayability, Monster Train is always on time.
- 2

As We Descend
Single-player alternative to Welcome to Harmony — playable solo, no multiplayer required. Shares Strategy and RPG with Welcome to Harmony.
The apocalyptic roguelike deckbuilder with squad sculpting and deep tactics. Recruit the right units and outmaneuver titanic foes on dangerous expeditions. Build up allies and resources in the feudal Vault-City. Can you survive all the perils that await the last bastion of humanity?
- 3

Marvel's Midnight Suns
Single-player alternative to Welcome to Harmony — playable solo, no multiplayer required. Shares Strategy and RPG with Welcome to Harmony.
FIGHT AND STRATEGIZE LIKE A SUPER HERO IN THE DARKER CORNERS OF THE MARVEL UNIVERSE. Play as The Hunter, a legendary demon slayer who must lead a team of Super Heroes and supernatural warriors facing apocalyptic threats.
- 4

Dawncaster | The RPG Cardventure
Single-player alternative to Welcome to Harmony — playable solo, no multiplayer required. Shares Strategy and RPG with Welcome to Harmony.
What if you combine the best of story-driven RPGs with the strategic decision-making of cardgames? Dawncaster was created to answer that question, containing over 1100 handcrafted cards and over 100 unique challenges designed by veterans of the cardgame genre.
- 5

One More Gate : A Wakfu Legend
Single-player alternative to Welcome to Harmony — playable solo, no multiplayer required. Shares Strategy and RPG with Welcome to Harmony.
One More Gate is a rogue-lite deck-builder that combines exploration and turn-based strategic combat. Head out to discover fantastic places, master the power of Wakfu to create destructive card combos, and defeat all those who would stand in your way!
- 6

Deepest Chamber: Resurrection
Single-player alternative to Welcome to Harmony — playable solo, no multiplayer required. Shares Strategy and RPG with Welcome to Harmony.
Delve into the depths of Deepest Chamber: Resurrection, where card boosting is your key to survival. Employ this unique mechanic to augment your abilities, strategize your next moves and endure a series of increasingly perilous descents in this gripping rogue-lite, card-battling adventure!
- 7

Breach Wanderers
Single-player alternative to Welcome to Harmony — playable solo, no multiplayer required. Shares Strategy and RPG with Welcome to Harmony.
A fresh take on Roguelike Deckbuilders that lets you fine-tune your decks before each run to adapt your strategy on your way to victory. Over 1,200 cards to choose from, ten characters with their own set of unique skills, and dozens of items and missions to evolve your tactics.
- 8

Dream of Corpse Lady
Single-player alternative to Welcome to Harmony — playable solo, no multiplayer required. Shares Strategy with Welcome to Harmony.
Cards, battle! Someone woke up the sleeping Corpse Lady... Perhaps, the world needs to pay a price for the awakening... In this game, you will play the role of the awakened Corpse Lady, try various strange construction combinations, discover powerful opponents, and then knock them all down!
- 9

Ember Knights
Single-player alternative to Welcome to Harmony — playable solo, no multiplayer required. Shares RPG with Welcome to Harmony.
Ember Knights is an action rogue-lite for 1-4 players where you play as legendary knights, the last spark of hope against the mad sorcerer Praxis and his hordes of unwavering fiends. Wield weapons & skills, build synergies with game-changing relics and free the universe of Praxis’ corruption.
- 10

Legends of Starkadia
Single-player alternative to Welcome to Harmony — playable solo, no multiplayer required. Shares RPG with Welcome to Harmony.
Legends of Starkadia is a quirky turn-based RPG full of quick-time events and action-packed adventure! The Starkadian Empire is under attack by one of their own and it’s up to a team of unlikely heroes to assist the resistance to restore peace by defeating Niko and his legion of interstellar armies.