Games like Fission
Games like Fission include ELDEN RING, Tainted Grail: The Fall of Avalon, Black Myth: Wukong, The Blood of Dawnwalker, and Dragon's Dogma 2. We matched them by the tags players give Fission on Steam (Action RPG, Tactical RPG, Open World, Voxel, and Dark Fantasy): closest matches first, and among equally close ones the better-known games.

ELDEN RING
Shared: Open World · Action RPG · Dark Fantasy

Tainted Grail: The Fall of Avalon
Shared: Open World · Dark Fantasy · Action RPG

Black Myth: Wukong
Shared: Action RPG · Action · Dark Fantasy

The Blood of Dawnwalker
Shared: Open World · Action RPG · Dark Fantasy

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

Monster Hunter: World
Shared: Open World · Action · Third Person

Middle-earth™: Shadow of Mordor™
Shared: Open World · Action · Action RPG

The Witcher 3: Wild Hunt — Remastered
Shared: Open World · RPG · Adventure

Assassin's Creed® Origins
Shared: Open World · Action · Action-Adventure

Hogwarts Legacy
Shared: Open World · Adventure · Third Person

Middle-earth: Shadow of War
Shared: Open World · Action · Third Person

Dragon's Dogma: Dark Arisen
Shared: Open World · Action RPG · Action

Gothic 1 Remake
Shared: Action RPG · Third Person · Action

DARK SOULS™ III
Shared: Dark Fantasy · Action RPG · Third Person

Where Winds Meet
Shared: Open World · Action RPG · Adventure

The Elder Scrolls IV: Oblivion Remastered
Shared: Open World · Action RPG · RPG

WUCHANG: Fallen Feathers
Shared: Action RPG · Open World · Third Person

Crimson Desert Enhanced
Shared: Open World · Action · Adventure

Grand Theft Auto V Legacy
Shared: Open World · Action · Third Person

FINAL FANTASY VII REBIRTH
Shared: Open World · Action RPG · Action

Hyper Light Breaker
Shared: Action RPG · Action · Open World

Wayfinder
Shared: Action RPG · Third Person · Action

Rise of the Tomb Raider™
Shared: Open World · Action · Third Person

God of War Ragnarök
Shared: Action · Action RPG · Adventure