Games like Bastion
Games like Bastion include The Witcher 3: Wild Hunt — Remastered, Hades, Wolcen: Lords of Mayhem, Black Myth: Wukong, and NieR:Automata™. We matched them by the tags players give Bastion on Steam (Indie, Action, Singleplayer, RPG, and Hack and Slash): closest matches first, and among equally close ones the better-known games.

The Witcher 3: Wild Hunt — Remastered
Shared: RPG · Story Rich · Singleplayer

Hades
Shared: Indie · Action · Hack and Slash

Wolcen: Lords of Mayhem
Shared: Singleplayer · Hack and Slash · RPG

Black Myth: Wukong
Shared: Action · RPG · Singleplayer

NieR:Automata™
Shared: Great Soundtrack · RPG · Hack and Slash

NieR Replicant™ ver.1.22474487139...
Shared: Great Soundtrack · Action · RPG

God of War
Shared: Action · Singleplayer · Story Rich

FINAL FANTASY XV WINDOWS EDITION
Shared: RPG · Great Soundtrack · Singleplayer

Hyper Light Drifter
Shared: Great Soundtrack · Indie · Action

Clair Obscur: Expedition 33
Shared: Great Soundtrack · Story Rich · RPG

Dust: An Elysian Tail
Shared: Action · Indie · RPG

Last Epoch
Shared: RPG · Hack and Slash · Action

Transistor
Shared: Great Soundtrack · Indie · Story Rich

Grim Dawn
Shared: Hack and Slash · RPG · Singleplayer

Pyre
Shared: Indie · Great Soundtrack · RPG

DELTARUNE
Shared: Great Soundtrack · Story Rich · RPG

Fallout 4
Shared: Singleplayer · RPG · Action

To the Moon
Shared: Great Soundtrack · Indie · Story Rich

KINGDOM HEARTS -HD 1.5+2.5 ReMIX-
Shared: Action · Great Soundtrack · RPG

Middle-earth: Shadow of War
Shared: Action · Singleplayer · RPG

Gujian3(古剑奇谭三)
Shared: RPG · Singleplayer · Story Rich

Ori and the Will of the Wisps
Shared: Great Soundtrack · Singleplayer · Action

Undertale
Shared: Great Soundtrack · Story Rich · Indie

God of War Ragnarök
Shared: Action · RPG · Hack and Slash