Game Theory: The Mystery of Minecraft's Haunted Discs (Minecraft)

Two music discs in Minecraft, numbered 11 and 13, stand out from all others with unsettling audio that feels creepy and wrong compared to the rest of the game.

• Disc 13 cuts off abruptly in the middle with echoing otherworldly noises • Disc 11 contains running, heavy breathing, and coughing sounds • Neither disc follows the pattern of other ambient music in the game

• They document someone attacked by Enderman • They capture someone being chased by Herobrine, a ghostly glitch from early Minecraft

MatPat will use audio analysis, visualization tools, metagame analysis, and logic to solve this childhood nightmare.

Visual representations of frequencies in sound files can hide clues that aren't heard but can be seen, a technique used in ARG puzzles.

• A Creeper face is hidden in the spectrogram • The numbers 12418 are encoded within the audio file

The numbers 12418 in hexadecimal code translate to C, which stands for C418, the online name of Daniel Rosenfeld, who produced Minecraft's music.

These tracks are products of the music creator rather than in-universe content from Enderman, though this raises new questions about their purpose.

The disc contains cave ambient sounds with echoing, reverberating, wet dripping sounds and chimes that match the game's underground cave ambience.

When disc 13 was introduced, there were exactly 13 cave ambient tracks in Minecraft, making the title number a reference to the quantity of cave sounds that existed at that time.

• A Creeper hiss and explosion echo through the cave around the 1:43 mark • Someone falls into water and staggers out, suggesting they jumped to avoid the explosion • Two arrows are shot; one lands silently, suggesting it hit its target

The disc cuts off exactly at 1:30 into the track, and the Creeper hisses exactly 13 seconds after that cutoff, creating a purposeful design around the number 13.

• Running on stone with heavy breathing and coughing • Metallic clicking from flint and steel • Rustling from paper or a book being used • Running away on dirt or gravel

The metallic clicking is flint and steel, which existed in Minecraft before the disc was added on July 30, 2010, and the rustling sound is from paper or a book.

The person appears to be lighting a fire and writing in a journal, similar to historians documented in Minecraft's extended lore like those in The Mobestiary and The Lost Journals.

The disc cuts off at exactly 1 minute and 11 seconds with no explanation, ending with disturbing human coughing and breathing sounds.

Both discs take place in a cave, determined by the types of block sounds heard: stone and dirt, not grass, which rules out dungeon or stronghold locations.

• Disc 13 opens with a skeleton firing arrows at an explorer • The audio breaks at the exact point where disc 11 begins • Disc 11 shows the explorer running away and recording findings • Disc 13 resumes with the Creeper explosion and water escape

The disc may be shattered because it broke during the Creeper explosion or when the explorer fell into the water while escaping.

This explains why Creepers drop music discs only when killed by skeleton or stray arrows—it's a reference to the events documented in these discs.

These discs confirm the existence of an ancient civilization of builders and explorers who came to Minecraft before the player arrived.

• Humans documented their findings in journals and records • They explored caves and tried to understand the world's mysteries • They did not survive long enough to pass their knowledge forward

Their journals are lost, records are broken, and structures left empty—this represents an existential dread more unsettling than simple horror sounds.

MatPat poses whether the same fate that befell this ancient civilization could happen to the player, leaving us alone to piece together the lost civilization.