Games like Legendary Sword
Games like Legendary Sword include Kenshi, Black Desert, The Riftbreaker, 鬼谷八荒 Tale of Immortal, and Mount & Blade: Warband. We matched them by the tags players give Legendary Sword on Steam (Exploration, Immersive Sim, Hack and Slash, Wargame, and Sandbox): closest matches first, and among equally close ones the better-known games.

Kenshi
Shared: Sandbox · Immersive Sim · Strategy RPG

Black Desert
Shared: Exploration · Sandbox · Action RPG

The Riftbreaker
Shared: Exploration · Hack and Slash · Base Building

鬼谷八荒 Tale of Immortal
Shared: Sandbox · Exploration · Management

Mount & Blade: Warband
Shared: Sandbox · Medieval · RPG

Medieval Dynasty
Shared: Immersive Sim · Sandbox · Medieval

Enshrouded
Shared: Exploration · Base Building · Action RPG

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

Internet Cafe Simulator 2
Shared: Exploration · Sandbox · Immersive Sim

Minecraft Dungeons
Shared: Hack and Slash · Exploration · Action RPG

Core Keeper
Shared: Exploration · Sandbox · Base Building

Stormworks: Build and Rescue
Shared: Sandbox · Immersive Sim · Base Building

Mount & Blade II: Bannerlord
Shared: Sandbox · Medieval · Strategy

The Riftbreaker: Prologue
Shared: Exploration · Hack and Slash · Base Building

Once Human
Shared: Exploration · Action · Base Building

Ultimate Epic Battle Simulator 2
Shared: Sandbox · Wargame · Exploration

Terraria
Shared: Sandbox · Exploration · Adventure

Satisfactory
Shared: Base Building · Exploration · Sandbox

Heroes' Vow: Three Kingdoms
Shared: Action RPG · Wargame · Strategy RPG

Minecraft Dungeons II
Shared: Hack and Slash · Exploration · Action RPG

Dune: Awakening
Shared: Exploration · Sandbox · Base Building

SimCity™ 4 Deluxe Edition
Shared: Immersive Sim · Sandbox · Base Building

Abiotic Factor
Shared: Exploration · Base Building · Sandbox

Foxhole
Shared: Wargame · Sandbox · Base Building