Games like King Arthur: Legion IX
Games like King Arthur: Legion IX include King Arthur: Knight's Tale, The Last Spell, Jagged Alliance 3, Warhammer 40,000: Chaos Gate - Daemonhunters, and Fell Seal: Arbiter's Mark. We matched them by the tags players give King Arthur: Legion IX on Steam (Dark Fantasy, Tactical RPG, Turn-Based Tactics, RPG, and Turn-Based Strategy): closest matches first, and among equally close ones the better-known games.

King Arthur: Knight's Tale
Shared: Tactical RPG · Dark Fantasy · Turn-Based Tactics

The Last Spell
Shared: Turn-Based Strategy · RPG · Turn-Based Tactics

Jagged Alliance 3
Shared: Turn-Based Tactics · Strategy · Turn-Based Strategy

Warhammer 40,000: Chaos Gate - Daemonhunters
Shared: Turn-Based Tactics · Turn-Based Strategy · Strategy RPG

Fell Seal: Arbiter's Mark
Shared: RPG · Turn-Based Tactics · Tactical RPG

Marvels Midnight Suns Digital Edition
Shared: Turn-Based Tactics · Tactical RPG · Turn-Based Strategy

XCOM 2
Shared: Strategy · RPG · Turn-Based Tactics

Warhammer 40,000: Rogue Trader
Shared: RPG · Turn-Based Strategy · Tactical RPG

STAR WARS Zero Company™
Shared: Turn-Based Tactics · Turn-Based Strategy · Strategy

Battle Brothers
Shared: RPG · Turn-Based Tactics · Strategy

Ash of Gods: Redemption
Shared: RPG · Dark Fantasy · Turn-Based Combat

The Banner Saga
Shared: Tactical RPG · RPG · Turn-Based Strategy

Inkbound
Shared: Tactical RPG · Turn-Based Tactics · Turn-Based Strategy

XCOM®: Chimera Squad
Shared: Turn-Based Tactics · Strategy · Turn-Based Strategy

Gloomhaven
Shared: Dark Fantasy · Tactical RPG · Turn-Based Strategy

Hard West 2
Shared: Turn-Based Tactics · Turn-Based Strategy · RPG

Age of Wonders 4
Shared: Strategy · Turn-Based Strategy · RPG

FINAL FANTASY TACTICS - The Ivalice Chronicles
Shared: Tactical RPG · Turn-Based Tactics · Turn-Based Strategy

Legends of Kingdom Rush
Shared: Tactical RPG · Turn-Based Tactics · Turn-Based Strategy

The Banner Saga 3
Shared: Turn-Based Tactics · RPG · Strategy

Lost Eidolons: Veil of the Witch
Shared: Turn-Based Tactics · Tactical RPG · Turn-Based Strategy

TROUBLESHOOTER: Abandoned Children
Shared: Tactical RPG · Turn-Based Tactics · Turn-Based Strategy

SpellForce: Conquest of Eo
Shared: Tactical RPG · RPG · Strategy

Super Robot Wars 30
Shared: RPG · Strategy · Turn-Based Strategy