Games like Not born to be King
Games like Not born to be King include Crusader Kings III, Crusader Kings II, Total War: WARHAMMER, Balatro, and Mount & Blade II: Bannerlord. We matched them by the tags players give Not born to be King on Steam (Casual, RPG, Simulation, Strategy, and Card Game): closest matches first, and among equally close ones the better-known games.

Crusader Kings III
Shared: Strategy · Simulation · RPG

Crusader Kings II
Shared: Strategy · Grand Strategy · Simulation

Total War: WARHAMMER
Shared: RPG · Simulation · Strategy

Balatro
Shared: Card Game · Strategy · Casual

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

Reigns
Shared: Card Game · RPG · Medieval

Retirement Simulator
Shared: RPG · Simulation · Casual

Slay the Spire
Shared: Card Game · Strategy · Card Battler

Heroes' Vow: Three Kingdoms
Shared: Simulation · RPG · Strategy

GWENT: The Witcher Card Game
Shared: RPG · Strategy · Card Game

Esports Godfather
Shared: Strategy · Simulation · Card Battler

Sultan's Game
Shared: RPG · Strategy · Simulation

Plebby Quest: The Crusades
Shared: Casual · Strategy · RPG

Mini Motorways
Shared: Casual · Simulation · Strategy

Griftlands
Shared: RPG · Card Battler · Card Game

Potion Craft: Alchemist Simulator
Shared: Simulation · Casual · Medieval

Yu-Gi-Oh! Legacy of the Duelist
Shared: Card Game · Simulation · Card Battler

9 Kings
Shared: RPG · Strategy · Card Game

911 Operator
Shared: Simulation · Strategy · Casual

Heroes of Might and Magic: Olden Era
Shared: RPG · Strategy · Simulation

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

The Scroll of Taiwu : Beyond The Dome
Shared: RPG · Strategy · Simulation

DAVE THE DIVER
Shared: Casual · RPG · Simulation

BOOK OF HOURS
Shared: RPG · Card Game · Simulation