Puzzle / Classic Flash browser game

Deep Sleep in your browser

Choose the original game website.

Search an unsettling dream for objects and a way back to waking life. Rooms, environmental clues and the inventory form a compact point-and-click mystery.

Original websiteGameplay unverified
Classic Flash browser game
Horror
Mouse / trackpad
newgrounds.com

Open original game ↗Opens the original project in another tab.

Opens: External projectGame data: File requirements unverifiedEvidence: Gameplay not verifiedRecorded check: 2026-11-12 · browser-observationHow these checks are recorded ↗

Selected project: Deep Sleep — Newgrounds. Start with this first episode before Deeper Sleep. Its clues establish the setting of the trilogy; this listing selects the original Flash release, not the later desktop game Deep Sleep: Labyrinth of the Forsaken.

Compare the listed versions ↓ · Read this project’s controls ↓

scriptwelder; artwork published on the author’s Newgrounds page. Original source artwork, not a gameplay verification image. Project & credits

01 / GET YOUR BEARINGS

How to start Deep Sleep

Search an unsettling dream for objects and a way back to waking life. Rooms, environmental clues and the inventory form a compact point-and-click mystery.

Check the edition
Start with this first episode before Deeper Sleep. Its clues establish the setting of the trilogy; this listing selects the original Flash release, not the later desktop game Deep Sleep: Labyrinth of the Forsaken.
Focus the game
Follow the original host’s play prompt. A browser-emulator option is selected for the six scriptwelder Flash games; if it fails, read Newgrounds’ current player help.
Explore before committing
Read each scene and inspect objects before combining them. In Don't Escape, review the room or hideout before ending preparation.

02 / KEEP THIS HANDY

Deep Sleep controls

These notes describe the selected project. Read its current control instructions on the original website.

Input / actionWhat it does

Mouse / left clickInspect the scene, choose visible hotspots and select objects. Follow the active game’s own prompts.

InventoryThe scriptwelder games use an inventory along the upper edge of the game.

Browser compatibilityThe original release is Flash. The selected Newgrounds route requests its browser emulator where available; compatibility and controls may differ from the desktop editions.

Creator’s control instructions

For device and input help, see the keyboard, pointer and touch guide.

03 / BEFORE YOU CLOSE

Saving progress in Deep Sleep

Not verified

Favorites keeps this guide link. For game progress and backup checks, read the save and backup guide ↗.

COMPARE THE ACTUAL VERSIONS

Deep Sleep browser projects

The links below identify separate projects. Their controls, game files and progress can differ.

Deep Sleep — Newgrounds

Browser project

scriptwelder · Listed inputs: Mouse

Open this project · Project documentation

04 / KNOW THE VERSION

About this Deep Sleep project

Genre: Puzzle
Project type: Classic Flash browser game
Listed original release: 2012
Graphics: Original pixel-art Flash release

Horror and pacing

Expect unsettling imagery and themes. Adjust sound before starting, and pause or leave the game when needed. The original host controls its current content notices.

Version and compatibility

The selected page is the author’s Newgrounds publication. Original Flash games, browser-emulated releases and later desktop editions can differ. This guide hosts no SWF or commercial game data.

Original source and embedding reviewed November 12, 2026. Complete gameplay, mobile input and save restoration have not been verified.

05 / QUICK ANSWERS

Deep Sleep questions

Which version is this?

Start with this first episode before Deeper Sleep. Its clues establish the setting of the trilogy; this listing selects the original Flash release, not the later desktop game Deep Sleep: Labyrinth of the Forsaken.

Can I play on a phone?

Mobile input has not been tested for this release. Use the documented desktop input and check the original host’s compatibility notices.

06 / FOLLOW THE SOURCE

Deep Sleep sources & credits

scriptwelder. Original game artwork remains with its rights holders. Source-page publication is not an open licence; no game files are redistributed.. Licence & asset notice.

All media and source credits ↗

KEEP GOING