Games like Grand Battle
Games like Grand Battle include Hogwarts Legacy, Dragon's Dogma 2, Monster Hunter: World, Warframe, and Middle-earth™: Shadow of Mordor™. We matched them by the tags players give Grand Battle on Steam (Action RPG, Hack and Slash, Class-Based, Open World, and PvE): closest matches first, and among equally close ones the better-known games.

Hogwarts Legacy
Shared: Open World · Character Customization · RPG

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

Monster Hunter: World
Shared: Open World · Character Customization · RPG

Warframe
Shared: Action RPG · RPG · Action

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

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

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

Kingdoms of Amalur: Re-Reckoning
Shared: Action RPG · Open World · RPG

God of War
Shared: Hack and Slash · Action · Open World

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

ELDEN RING
Shared: Open World · Action RPG · RPG

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

Biomutant
Shared: Open World · RPG · Hack and Slash

The Elder Scrolls Online - Standard Edition
Shared: Open World · RPG · Fantasy

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

Where Winds Meet
Shared: Open World · Action RPG · Character Customization

Dungeons of Sundaria
Shared: Hack and Slash · Action RPG · PvE

Tales of ARISE
Shared: Action RPG · Open World · RPG

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

Neverwinter
Shared: RPG · Open World · Character Customization

No Rest for the Wicked
Shared: Action RPG · Hack and Slash · Open World

Nioh 3
Shared: Action RPG · Open World · Hack and Slash

Last Epoch
Shared: Action RPG · Hack and Slash · RPG

MONSTER HUNTER RISE
Shared: Action RPG · Character Customization · Action