Games like Millennium 4 - Beyond Sunset
Games like Millennium 4 - Beyond Sunset include Clair Obscur: Expedition 33, To the Moon, Hollow Knight: Silksong, Undertale, and FINAL FANTASY® XIII. We matched them by the tags players give Millennium 4 - Beyond Sunset on Steam (RPG, Indie, Adventure, Female Protagonist, and Casual): closest matches first, and among equally close ones the better-known games.

Clair Obscur: Expedition 33
Shared: RPG · Story Rich · JRPG

To the Moon
Shared: Indie · Adventure · Story Rich

Hollow Knight: Silksong
Shared: Indie · Great Soundtrack · Female Protagonist

Undertale
Shared: RPG · Story Rich · Great Soundtrack

FINAL FANTASY® XIII
Shared: RPG · Female Protagonist · JRPG

OMORI
Shared: Indie · RPG · Story Rich

GRIS
Shared: Indie · Female Protagonist · Adventure

DELTARUNE
Shared: RPG · Story Rich · Great Soundtrack

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

Ruined King: A League of Legends Story™
Shared: RPG · Adventure · Indie

OneShot
Shared: Indie · Story Rich · Great Soundtrack

NieR:Automata™
Shared: RPG · Female Protagonist · Story Rich

FINAL FANTASY XV WINDOWS EDITION
Shared: RPG · JRPG · Adventure

FINAL FANTASY X/X-2 HD Remaster
Shared: RPG · JRPG · Story Rich

Greyfox RPG
Shared: Indie · Adventure · RPG

Child of Light
Shared: RPG · Female Protagonist · Adventure

FINAL FANTASY XII THE ZODIAC AGE
Shared: RPG · JRPG · Adventure

Tales of the Black Forest
Shared: RPG · Indie · Adventure

DAVE THE DIVER
Shared: Adventure · Casual · RPG

Tales of Berseria™
Shared: RPG · Female Protagonist · JRPG

CrossCode
Shared: RPG · Female Protagonist · Indie

FINAL FANTASY® XIII-2
Shared: RPG · Female Protagonist · JRPG

LIGHTNING RETURNS™: FINAL FANTASY® XIII
Shared: RPG · Female Protagonist · JRPG

Hogwarts Legacy
Shared: RPG · Adventure · Exploration