Single-player games like Level 20
Below are 8 single-player Steam games similar to Level 20, 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 Level 20 page.
Ranked picks
- 1

Halved
Single-player alternative to Level 20 — playable solo, no multiplayer required. Shares Action and Indie with Level 20.
Halved is a roguelike action RPG game with only 5 levels and 3 game modes, but innumerable possibilities for each run. Play as one of 5 characters and traverse the dangerous parts of the world with the help of the mysterious Father of all Machines against his rebel/tyrant son, S.A.N.E.D..
- 2

Devious Dungeon
Single-player alternative to Level 20 — playable solo, no multiplayer required. Shares Action and Indie with Level 20.
Set in the Dark Ages, Devious Dungeon is a medieval focused action platformer with RPG styled upgrades.
- 3

Glaze Cup: Journey to the West
Single-player alternative to Level 20 — playable solo, no multiplayer required. Shares Action and Indie with Level 20.
This is a side scrolling action Rougelike game set in the three realms of humans, demons, ghosts, and gods. It tells the story of Lao Sha and other characters from Journey to the West before they learn from the classics
- 4

Oblivion Override
Single-player alternative to Level 20 — playable solo, no multiplayer required. Shares Action and Indie with Level 20.
An intense, hardcore action side-scroller. Maneuver as a ninja killerbot through dynamic wastelands with 26+ specialized weapons. Dodge, dash, and dominate. A homage to Metroidvania and Roguelike: customize atomic evolution, breach intricate alert levels to decrypt the Oblivion Code...
- 5

Intrusion 2
Single-player alternative to Level 20 — playable solo, no multiplayer required. Shares Action and Indie with Level 20.
"This is some of the most fun I've had with a game so far this year, and it will go down as one of the best side-scrolling shooters of all time." - 9/10, Destructoid
- 6

Himno - The Silent Melody
Single-player alternative to Level 20 — playable solo, no multiplayer required. Shares Action and Indie with Level 20.
Himno - The Silent Melody is an atmospheric roguelite action RPG. Explore different interconnected environments, gather materials to create your unique arsenal and build and automate your base.
- 7

Magicite
Single-player alternative to Level 20 — playable solo, no multiplayer required. Shares Action and Indie with Level 20.
Explore, craft, and survive in this Multiplayer RPG Platformer with permanent death! Featuring many Rogue-like elements, Magicite randomly generates each underground dungeon for you and your friends to delve deep into.
- 8

Roguelands
Single-player alternative to Level 20 — playable solo, no multiplayer required. Shares Action and Indie with Level 20.
Embark on an epic journey in this hardcore Multiplayer RPG! As a Galactic Cadet, you and your Combat Squad of friends must brave hostile worlds in search of valuable loot and resources. Craft powerful gear, slay otherworldly creatures, and save the galaxy.