Games like Collector's Edition DLC
Games like Collector's Edition DLC include Alan Wake, Sally Face - Episode One, Firewatch, Little Nightmares, and Little Nightmares II. We matched them by the tags players give Collector's Edition DLC on Steam (Adventure, Indie, Action, Casual, and Horror): closest matches first, and among equally close ones the better-known games.

Alan Wake
Shared: Action · Adventure · Horror

Sally Face - Episode One
Shared: Indie · Psychological Horror · Adventure

Firewatch
Shared: Adventure · Story Rich · Indie

Little Nightmares
Shared: Adventure · Horror · Indie

Little Nightmares II
Shared: Adventure · Horror · Psychological Horror

OMORI
Shared: Indie · Psychological Horror · Story Rich

Getting Over It with Bennett Foddy
Shared: Psychological Horror · Horror · Indie

Outer Wilds
Shared: Adventure · Story Rich · Great Soundtrack

The Beast Inside
Shared: Adventure · Horror · Action

DISTRAINT: Deluxe Edition
Shared: Indie · Adventure · Horror

[Chillas Art] The Convenience Store
Shared: Indie · Adventure · Horror

We Happy Few
Shared: Adventure · Action · Indie

Bendy and the Dark Revival
Shared: Horror · Action · Adventure

To the Moon
Shared: Indie · Adventure · Story Rich

SILENT HILL 2
Shared: Horror · Psychological Horror · Story Rich

Fran Bow
Shared: Adventure · Psychological Horror · Indie

Little Misfortune
Shared: Indie · Adventure · Psychological Horror

Bastion
Shared: Indie · Action · Great Soundtrack

What Remains of Edith Finch
Shared: Adventure · Story Rich · Indie

Poppy Playtime
Shared: Horror · Singleplayer · Psychological Horror

Half-Life 2
Shared: Action · Adventure · Story Rich

Spooky's Jump Scare Mansion: HD Renovation
Shared: Indie · Adventure · Horror

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Indie

Detention
Shared: Indie · Horror · Adventure