Games like Isekai Mystic World
Games like Isekai Mystic World include Last Oasis, ARK: Survival Ascended, Palworld, Rust, and Valheim. We matched them by the tags players give Isekai Mystic World on Steam (Early Access, Indie, Action, Adventure, and Action-Adventure): closest matches first, and among equally close ones the better-known games.

Last Oasis
Shared: Action · Adventure · Indie

ARK: Survival Ascended
Shared: Adventure · Open World · Action

Palworld
Shared: Indie · Open World · Adventure

Rust
Shared: Adventure · Open World · Survival

Valheim
Shared: Online Co-Op · Open World · Survival

Craftopia
Shared: Open World · Adventure · Early Access

Hogwarts Legacy
Shared: Adventure · Open World · Character Customization

Enshrouded
Shared: Adventure · Open World · Online Co-Op

DRAGON BALL XENOVERSE 2
Shared: Action · Anime · Adventure

DragonSword : Awakening
Shared: Action · Anime · Adventure

Rise of the Tomb Raider™
Shared: Action · Adventure · Action-Adventure

Dragon's Dogma 2
Shared: Action · Adventure · Open World

Farever
Shared: Action · Adventure · Action-Adventure

Monster Hunter: World
Shared: Action · Adventure · Character Customization

Monster Hunter Wilds
Shared: Action · Character Customization · Online Co-Op

ARK: Survival Evolved
Shared: Adventure · Open World · Action

Terraria
Shared: Adventure · Survival · Indie

Don't Starve Together
Shared: Adventure · Indie · Survival

STAR WARS Jedi: Survivor™
Shared: Action · Adventure · Action-Adventure

Crimson Desert Enhanced
Shared: Action · Adventure · Open World

Windrose
Shared: Online Co-Op · PvE · Early Access

MONSTER HUNTER RISE
Shared: Action · Character Customization · Online Co-Op

The Forest
Shared: Adventure · Action · Open World

V Rising
Shared: Open World · Survival · PvE