IMHO.

Single-player games like Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King.

Below are 16 single-player Steam games similar to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King., 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 Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. page.

Ranked picks

  1. 1
    Infinite Adventures® — Steam game cover

    Infinite Adventures®

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    Infinite Adventures® is a turn-based, first-person dungeon crawler with deep party customization, strategic combat, and a fully voiced story. Inspired by classic RPGs for a nostalgic yet modern gameplay experience. Assemble your party and explore the Labyrinth to discover the truths of your past.

    2018IndieRPG14.99 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    Etrian Odyssey III HD — Steam game cover

    Etrian Odyssey III HD

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    Set sail to an undersea labyrinth in search of the Deep City of Armoroad! Lead a party of adventurers to explore the vast dungeon in search of untold technology, treasure, and lost secrets.

    2023AdventureRPG15.99 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    Labyrinth of Touhou Tri -The Dreaming Girls & The Mysterious Orbs- — Steam game cover

    Labyrinth of Touhou Tri -The Dreaming Girls & The Mysterious Orbs-

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    The girls of Gensokyo weave together a DRPG with not-so-easy boss fights! Form a party of 12 allies out of a pool of 40+, and create with 1000+ skills to choose from! Hack, slash, and grow stronger, then make builds (or counter-builds!) to take down powerful bosses awaiting you in the dungeons!

    2026IndieAdventureRPG19.99 USDSingle-playerSimilar games →
  4. 4
    The Legend of Heroes: Trails of Cold Steel — Steam game cover

    The Legend of Heroes: Trails of Cold Steel

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    At Thors Military Academy, Erebonia’s best learn everything from the art of war to liberal arts. First year Rean Schwarzer learns he’s been selected to join the controversial Class VII, and they’ll need to deal with more than just class warfare--they’ll need to safeguard their country from chaos.

    2017RPG39.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    The Legend of Heroes: Trails in the Sky the 3rd — Steam game cover

    The Legend of Heroes: Trails in the Sky the 3rd

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    Half a year after Trails in the Sky SC, Father Kevin Graham takes on a routine mission on behalf of the Septian Church. He and his partner are then plunged into a realm that follows an unnaturally strict set of rules and is as intent to open old wounds as it is to keep them behind closed doors.

    2017RPG29.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Battle Chasers: Nightwar — Steam game cover

    Battle Chasers: Nightwar

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    Battle Chasers: Nightwar is an RPG inspired by the classic console greats, featuring deep dungeon diving, turn-based combat presented in a classic JRPG format, and a rich story driven by exploration of the world.

    2017IndieRPG29.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Clair Obscur: Expedition 33 — Steam game cover

    Clair Obscur: Expedition 33

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    Lead the members of Expedition 33 on their quest to destroy the Paintress so that she can never paint death again. Explore a world of wonders inspired by Belle Époque France and battle unique enemies in this turn-based RPG with real-time mechanics.

    2025ActionRPG49.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    The Bard's Tale IV: Director's Cut — Steam game cover

    The Bard's Tale IV: Director's Cut

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    The Bard's Tale IV: Director's Cut is the triumphant return of one of the most iconic RPG series of all-time. Delve into a tactically rich combat system that rewards creativity, solve puzzles to gain treasure and advantages, and discover a beautifully crafted world.

    2019RPG34.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Yomi — Steam game cover

    Yomi

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required.

    Yomi is a fighting game in card form. Learn your character, practice combos, and read the opponent's tendencies. A strategy card game that has held up to many years of tournaments, Yomi comes from the lead designer of Street Fighter HD Remix, who was also a long-time fighting game tournament player.

    2015StrategyIndie14.99 USDSingle-playerSimilar games →
  10. 10
    Pirates? Pirates! — Steam game cover

    Pirates? Pirates!

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    Pirates? Pirates! is a Reigns-inspired pirate survival RPG. You are a pirate captain in charge of your ship and crew on the most dangerous adventure of all seas. Fight your way ahead, sort out emergencies, and discover legendary treasures!

    2020StrategyAdventureRPG3.99 USDSingle-playerSimilar games →
  11. 11
    Undernauts: Labyrinth of Yomi — Steam game cover

    Undernauts: Labyrinth of Yomi

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    Escape from “Yomi” – a dungeon filled with riches – and danger. Make use of your powerful skills and magic items to create exits and reach the surface alive.

    2021RPG29.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    DEMON GAZE EXTRA — Steam game cover

    DEMON GAZE EXTRA

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    Since its release, the original dungeon RPG DEMON GAZE was an instant hit. With its innovative system, engrossing storyline and thrilling challenges, DEMON GAZE EXTRA retains its original flavor while adding enhanced graphics and a number of new elements for an even greater gameplay experience.

    2022RPG49.99 USDDeck PlayableSingle-playerSimilar games →
  13. 13
    Etrian Odyssey HD — Steam game cover

    Etrian Odyssey HD

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required. Shares RPG with Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King..

    Beyond the village of Etria lies a mysterious forest with a colossal crack opening to a puzzling labyrinth. Lead a team of explorers into the dungeon with the promise of riches, fame, and adventure!

    2023AdventureRPG11.99 USDDeck VerifiedSingle-playerSimilar games →
  14. 14
    Spirit Hunter: Death Mark — Steam game cover

    Spirit Hunter: Death Mark

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required.

    A strange rumor is spreading through the shadows of Tokyo's H City: a mysterious disfigurement has been appearing on the bodies of certain individuals. Anyone who receives the Mark will rapidly die of unknown, horrifying causes. The countdown to death has already begun...

    2019Adventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  15. 15
    Spirit Hunter: NG — Steam game cover

    Spirit Hunter: NG

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required.

    Beware the Creeping Horror... Face nightmares you thought were merely urban legends. Uncover a dark mystery, making deadly decisions just to survive. Play this chilling companion story to the award-winning Spirit Hunter: Death Mark game and bring the terror home.

    2019Adventure19.99 USDSingle-playerSimilar games →
  16. 16
    Spirit Hunter: Death Mark II — Steam game cover

    Spirit Hunter: Death Mark II

    Single-player alternative to Mon-Yu: Defeat Monsters And Gain Strong Weapons And Armor. You May Be Defeated, But Don’t Give Up. Become Stronger. I Believe There Will Be A Day When The Heroes Defeat The Devil King. — playable solo, no multiplayer required.

    Spirit Hunter: Death Mark II is a suspense-horror game set at a prestigious academy. When rumors circulate about supernatural occurrences at the famed Konoehara Academy in Tokyo’s H City, it’s up to the head of the Kujou family, also known as the “Spirit Doctor,” to take on the case.

    2024Adventure24.99 USDDeck PlayableSingle-playerSimilar games →