Games like Omen Exitio: Plague
Games like Omen Exitio: Plague include The Life and Suffering of Sir Brante, Dagon: by H. P. Lovecraft, Suzerain, Slay the Princess — The Pristine Cut, and Roadwarden. We matched them by the tags players give Omen Exitio: Plague on Steam (Lovecraftian, Indie, Interactive Fiction, Choices Matter, and Story Rich): closest matches first, and among equally close ones the better-known games.

The Life and Suffering of Sir Brante
Shared: Choices Matter · Interactive Fiction · Story Rich

Dagon: by H. P. Lovecraft
Shared: Lovecraftian · Story Rich · Visual Novel

Suzerain
Shared: Choices Matter · Interactive Fiction · Choose Your Own Adventure

Slay the Princess — The Pristine Cut
Shared: Choices Matter · Story Rich · Visual Novel

Roadwarden
Shared: Indie · Interactive Fiction · Adventure

Tiny Bunny
Shared: Story Rich · Visual Novel · Choices Matter

Far Away
Shared: Choices Matter · Story Rich · Visual Novel

The Wolf Among Us
Shared: Story Rich · Adventure · Choices Matter

Scarlet Hollow
Shared: Choices Matter · Story Rich · Visual Novel

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

The Casting of Frank Stone™
Shared: Choices Matter · Story Rich · Adventure

The Test
Shared: Choose Your Own Adventure · Story Rich · Choices Matter

Florence
Shared: Indie · Adventure · Story Rich

Sally Face - Episode One
Shared: Indie · Story Rich · Adventure

Little Misfortune
Shared: Indie · Choices Matter · Story Rich

No, I'm not a Human
Shared: Indie · Choices Matter · Story Rich

To the Moon
Shared: Indie · Story Rich · Interactive Fiction

The Hungry Lamb: Traveling in the Late Ming Dynasty
Shared: Interactive Fiction · Visual Novel · Story Rich

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

The Walking Dead
Shared: Story Rich · Adventure · Choices Matter

Firewatch
Shared: Adventure · Story Rich · Indie

Ken Follett's The Pillars of the Earth
Shared: Choices Matter · Story Rich · Indie

OneShot
Shared: Indie · Story Rich · Choices Matter

Dispatch
Shared: Choices Matter · Story Rich · Choose Your Own Adventure