Games like Pavilion
Games like Pavilion include Chants of Sennaar, Brothers - A Tale of Two Sons, Little Nightmares, LIMBO, and The Last Campfire. We matched them by the tags players give Pavilion on Steam (Adventure, Indie, Puzzle, Isometric, and Atmospheric): closest matches first, and among equally close ones the better-known games.

Chants of Sennaar
Shared: Adventure · Puzzle · Indie

Brothers - A Tale of Two Sons
Shared: Adventure · Indie · Atmospheric

Little Nightmares
Shared: Adventure · Atmospheric · Puzzle

LIMBO
Shared: Indie · Puzzle · Adventure

The Last Campfire
Shared: Adventure · Puzzle · Indie

Stray
Shared: Adventure · Atmospheric · Puzzle

COCOON
Shared: Adventure · Puzzle · Indie

The Room
Shared: Puzzle · Adventure · Atmospheric

GRIS
Shared: Indie · Atmospheric · Adventure

FAR: Lone Sails
Shared: Adventure · Atmospheric · Indie

The Room Three
Shared: Adventure · Puzzle · Indie

Neva
Shared: Adventure · Indie · Atmospheric

Little Nightmares II
Shared: Adventure · Puzzle · Atmospheric

Samsara Room
Shared: Indie · Adventure · Puzzle

OneShot
Shared: Indie · Puzzle · Atmospheric

The Room Two
Shared: Puzzle · Adventure · Atmospheric

Seen
Shared: Indie · Adventure · Puzzle

Gorogoa
Shared: Puzzle · Indie · Atmospheric

Rusty Lake Paradise
Shared: Puzzle · Indie · Adventure

Servant of the Lake
Shared: Adventure · Puzzle · Indie

Detention
Shared: Indie · Puzzle · Adventure

Sally Face - Episode One
Shared: Indie · Adventure · Puzzle

Outer Wilds
Shared: Adventure · Puzzle · Atmospheric

The White Door
Shared: Adventure · Indie · Puzzle