Games like Spadyssey
Games like Spadyssey include Slay the Princess — The Pristine Cut, Suzerain, The Wolf Among Us, Endless Monday: Dreams and Deadlines, and The Life and Suffering of Sir Brante. We matched them by the tags players give Spadyssey on Steam (Choose Your Own Adventure, Interactive Fiction, Visual Novel, 2D, and Lore-Rich): closest matches first, and among equally close ones the better-known games.

Slay the Princess — The Pristine Cut
Shared: Visual Novel · Choose Your Own Adventure · Story Rich

Suzerain
Shared: Choose Your Own Adventure · Visual Novel · Interactive Fiction

The Wolf Among Us
Shared: Choose Your Own Adventure · Adventure · Story Rich

Endless Monday: Dreams and Deadlines
Shared: Choose Your Own Adventure · Visual Novel · Interactive Fiction

The Life and Suffering of Sir Brante
Shared: Interactive Fiction · Choose Your Own Adventure · Visual Novel

Refind Self: The Personality Test Game
Shared: Interactive Fiction · Visual Novel · Choose Your Own Adventure

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

Far Away
Shared: Visual Novel · Choose Your Own Adventure · Story Rich

Minds Beneath Us
Shared: Choose Your Own Adventure · Visual Novel · Story Rich

Emily is Away
Shared: Interactive Fiction · Story Rich · Choose Your Own Adventure

I Wani Hug that Gator!
Shared: Visual Novel · Choose Your Own Adventure · Interactive Fiction

Breakout 13
Shared: Interactive Fiction · Choose Your Own Adventure · Lore-Rich

The Test
Shared: Choose Your Own Adventure · Story Rich · Multiple Endings

The Henry Stickmin Collection
Shared: Choose Your Own Adventure · Multiple Endings · 2D

Tiny Bunny
Shared: Visual Novel · Story Rich · 2D

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

OPUS: Echo of Starsong - Full Bloom Edition
Shared: Visual Novel · Interactive Fiction · Story Rich

The Casting of Frank Stone™
Shared: Multiple Endings · Adventure · Story Rich

The NOexistenceN of you AND me
Shared: Visual Novel · Interactive Fiction · Story Rich

Aliya: Timelink
Shared: Interactive Fiction · Visual Novel · Multiple Endings

Love Is All Around
Shared: Visual Novel · Interactive Fiction · Multiple Endings

Death and Taxes
Shared: Story Rich · Choose Your Own Adventure · Choices Matter

Roadwarden
Shared: Interactive Fiction · Adventure · Choose Your Own Adventure

Lay a Beauty to Rest: The Darkness Peach Blossom Spring
Shared: Visual Novel · Interactive Fiction · Adventure

