13 Lost to Darkness - Friday Night Funkin - UnknownBf

13 Lost to Darkness – Friday Night Funkin – Horror FNF Game Online Free

13 Lost to Darkness – Friday Night Funkin – UnknownBf is a free online horror‑themed rhythm game from creator @UnknownBf7905. Titled “Harv’s Nightmare – Lost to Darkness”, this FNF experience comes with strong content warnings.

⚠️ Content Warning

Viewer discretion is strongly advised. This game contains:

• Mild blood imagery
• Intense flashing lights (seizure warning)
• Scenes that may scare young children (5+ but still intense)

The creator explicitly says: “don’t say I didn’t warn you.”

Controls & Features

• WASD or Arrow keys – Play notes
• P – Toggle Botplay (auto‑play)
• E – Toggle Downscroll mode (notes scroll downward)
• G – Stop the project immediately

Credits & Context

Engine created by @FlyingMusicNote, input/charting system by @Shmish21. Engine data: Poly 0.1.2.6 – report bugs to @Ceemech. For backstory, play the old “Lost My Mind” project on Scratch: Lost My Mind project. Subscribe to UnknownBf on YouTube: @UnknownBf7905.

More Free FNF Games to Try

• Friday Night Funkin unblocked version
• Friday Night Funkin Vs. Tricky Mod Expurgation
• Friday Night Funkin Story Mode