The Funhouse Pack contains:

-REVEIL Original Soundtrack: 14 original compositions, beautiful and haunting.
-Digital Artbook: A look behind the scenes of the game, featuring concept art and inspirations.
-Black and White Camera Filter: Use this in game for vintage horror atmosphere.
-Audio Plays: A selection of audio plays recorded with the game's voice actors, more bits and pieces from the world of REVEIL.
-Developer Commentary: Commentary by the developers to be found in-game, for even more background insights.

Disclaimer: Optional camera effect & Developer Commentary will be unlocked after the first playthrough.