Games like The Hero Unmasked!
Games like The Hero Unmasked! include Roadwarden, The Life and Suffering of Sir Brante, Suzerain, Choice of Robots, and Sorcery! Parts 1 and 2. We matched them by the tags players give The Hero Unmasked! on Steam (Adventure, Indie, RPG, Choices Matter, and Text-Based): closest matches first, and among equally close ones the better-known games.

Roadwarden
Shared: Adventure · RPG · Indie

The Life and Suffering of Sir Brante
Shared: Choices Matter · RPG · Choose Your Own Adventure

Suzerain
Shared: Choices Matter · Choose Your Own Adventure · Text-Based

Choice of Robots
Shared: Choices Matter · Text-Based · Choose Your Own Adventure

Sorcery! Parts 1 and 2
Shared: Adventure · RPG · Indie

Baldur's Gate 3
Shared: RPG · Choices Matter · Adventure

Late Shift
Shared: Choices Matter · Adventure · Choose Your Own Adventure

Fallen Hero: Rebirth
Shared: Indie · Adventure · Text-Based

Reigns
Shared: Choices Matter · Indie · Adventure

Wayhaven Chronicles: Book One
Shared: Indie · Adventure · RPG

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

WILL: A Wonderful World / WILL:美好世界
Shared: RPG · Adventure · Indie

Yes, Your Grace
Shared: Indie · Choices Matter · RPG

To the Moon
Shared: Indie · Adventure · RPG

Breakout 13
Shared: Choose Your Own Adventure · Interactive Fiction · Choices Matter

Golden Treasure: The Great Green
Shared: Indie · Adventure · RPG

Vampire: The Masquerade — Parliament of Knives
Shared: Indie · Adventure · RPG

Vampire: The Masquerade — Night Road
Shared: Text-Based · Choose Your Own Adventure · Choices Matter

Zombie Exodus: Safe Haven
Shared: Indie · Adventure · RPG

Warhammer 40,000: Rogue Trader
Shared: RPG · Choices Matter · Adventure

Road to Empress Ⅱ
Shared: Adventure · Choices Matter · RPG

Tainted Grail: The Fall of Avalon
Shared: Adventure · RPG · Choices Matter

The Life and Suffering of Sir Brante — Chapter 1&2
Shared: Choose Your Own Adventure · RPG · Interactive Fiction

Sabres of Infinity
Shared: Adventure · Indie · RPG