Games like good
Games like good include Undertale, DELTARUNE, There Is No Game: Wrong Dimension, Reventure, and Portal 2. We matched them by the tags players give good on Steam (Minigames, Linear, Sports, Funny, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Undertale
Shared: Pixel Graphics · Funny · Story Rich

DELTARUNE
Shared: Funny · Pixel Graphics · Story Rich

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

Reventure
Shared: Pixel Graphics · Adventure · Comedy

Portal 2
Shared: Funny · Story Rich · Dark Humor

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

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

Finding Paradise
Shared: Pixel Graphics · Funny · Adventure

SANABI
Shared: Pixel Graphics · Story Rich · Adventure

Kindergarten 2
Shared: Funny · Pixel Graphics · Adventure

Kindergarten
Shared: Funny · Pixel Graphics · Dark Humor

The Henry Stickmin Collection
Shared: Funny · Comedy · Multiple Endings

The Stanley Parable
Shared: Comedy · Funny · Adventure

OneShot
Shared: Pixel Graphics · Story Rich · Indie

Deponia
Shared: Funny · Comedy · Adventure

Pizza Tower
Shared: Funny · Pixel Graphics · Comedy

Tales from the Borderlands
Shared: Comedy · Adventure · Funny

South Park™: The Fractured But Whole™
Shared: Funny · Comedy · Dark Humor

Impostor Factory
Shared: Pixel Graphics · Adventure · Story Rich

McPixel
Shared: Comedy · Pixel Graphics · Funny

The Darkside Detective
Shared: Pixel Graphics · Funny · Adventure

McPixel 3
Shared: Pixel Graphics · Funny · Adventure

Outcore: Desktop Adventure
Shared: Comedy · Adventure · Story Rich

Psychonauts
Shared: Comedy · Funny · Adventure