Games like Warhammer 40,000: Rogue Trader
Games like Warhammer 40,000: Rogue Trader include Baldur's Gate 3, Solasta: Crown of the Magister, Shadow Gambit: The Cursed Crew, Age of Wonders 4, and Divinity: Original Sin - Enhanced Edition. We matched them by the tags players give Warhammer 40,000: Rogue Trader on Steam (RPG, Choices Matter, CRPG, Turn-Based Strategy, and Character Customization): closest matches first, and among equally close ones the better-known games.

Baldur's Gate 3
Shared: RPG · Choices Matter · Character Customization

Solasta: Crown of the Magister
Shared: RPG · Character Customization · Choices Matter

Shadow Gambit: The Cursed Crew
Shared: RPG · Choices Matter · Character Customization

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

Divinity: Original Sin - Enhanced Edition
Shared: RPG · Co-op · CRPG

Pathfinder: Kingmaker - Enhanced Plus Edition
Shared: RPG · CRPG · Choices Matter

Wasteland 3
Shared: CRPG · Choices Matter · Character Customization

The Witcher 3: Wild Hunt — Remastered
Shared: RPG · Choices Matter · Atmospheric

Wartales
Shared: RPG · Turn-Based Strategy · Turn-Based Combat

Monster Hunter: World
Shared: RPG · Character Customization · Co-op

Dragon Age™ Inquisition
Shared: RPG · Choices Matter · Character Customization

Tyranny
Shared: RPG · Choices Matter · CRPG

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

Baldur's Gate: Enhanced Edition
Shared: CRPG · RPG · Character Customization

Baldur's Gate II: Enhanced Edition
Shared: RPG · CRPG · Choices Matter

King's Bounty II
Shared: RPG · Turn-Based Strategy · Strategy

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

Quasimorph
Shared: RPG · Turn-Based Strategy · Choices Matter

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

Dragon Age: Origins - Ultimate Edition
Shared: RPG · Choices Matter · Character Customization

Divinity: Original Sin (Classic)
Shared: RPG · CRPG · Co-op

Wildermyth
Shared: Choices Matter · Character Customization · Turn-Based Strategy

Mass Effect™ Legendary Edition
Shared: RPG · Choices Matter · Character Customization

The Banner Saga 2
Shared: RPG · Turn-Based Strategy · Choices Matter