Games like Oddventure
Games like Oddventure include Undertale, DELTARUNE, Finding Paradise, To the Moon, and OneShot. We matched them by the tags players give Oddventure on Steam (Indie, Adventure, Pixel Graphics, RPG, and Funny): closest matches first, and among equally close ones the better-known games.

Undertale
Shared: Pixel Graphics · Story Rich · Indie

DELTARUNE
Shared: Pixel Graphics · Story Rich · RPG

Finding Paradise
Shared: Pixel Graphics · Adventure · Story Rich

To the Moon
Shared: Indie · Story Rich · Pixel Graphics

OneShot
Shared: Indie · Pixel Graphics · Story Rich

Tales of the Black Forest
Shared: Pixel Graphics · Indie · RPG

Eastward
Shared: Pixel Graphics · Adventure · Story Rich

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

Evoland
Shared: Indie · Adventure · RPG

Impostor Factory
Shared: Pixel Graphics · Adventure · Story Rich

There Is No Game: Wrong Dimension
Shared: Indie · Adventure · Pixel Graphics

OMORI
Shared: Indie · Pixel Graphics · Story Rich

CrossCode
Shared: Pixel Graphics · RPG · Indie

Celeste
Shared: Pixel Graphics · Indie · Adventure

Heartbound
Shared: Adventure · Indie · RPG

South Park™: The Stick of Truth™
Shared: Adventure · RPG · Funny

LISA: The Painful
Shared: RPG · Indie · Story Rich

Evoland 2
Shared: Adventure · Indie · RPG

A Bird Story
Shared: Indie · Pixel Graphics · Adventure

SANABI
Shared: Pixel Graphics · Adventure · Story Rich

Chained Echoes
Shared: Pixel Graphics · RPG · Indie

Kindergarten 2
Shared: Adventure · Pixel Graphics · Indie

Greyfox RPG
Shared: Indie · Adventure · RPG

Dungeon Munchies
Shared: Indie · Pixel Graphics · Adventure