7:55 AM - Level 5 Guardian is seen wandering in entrance to Level 3, where the regular guardian is usually seen.7:50 AM - Level 5 Guardian made its way into level 1 hall and walked down the hall until reaching the white guardian chamber.7:48 AM - Level 5 Guardian sounds heard near Level 4, users seen running away from Level 4 area.Log of the incident recorded in Pacific Standard Time. How the NPC was able to escape Level 5 and move around the base is unsolved. Make its way into level 4 and then into Level 1. It was able to escape the pit of Level 5 and On, the automated guardian entity of level 5 went rogue and became controlled by an unknown exploiter. These are most likely controlled by unknown third parties in order to watch users who enter the base. They are placed throughout the facility and are usually harmless but sometimes have the ability to crash the victim. Rising incidents also include the "smoke detectors" seen throughout the base emitting paranormal behavior, including their eye turning red when agitated. Users with exploits have been able to breach the vault in many ways to scare off the users investigating. Users have managed to capture strange occurrences in the vault that are not supposed to happen. In 2021 alone there have been multiple incidents that have been uploaded to youtube that intrigued users to investigate more. It is usually spotted near the entrance to level 3, and most believe it to be a "guardian" of the facility. For years there has been speculation and debate as to what this entity actually is. Within seconds a "creature" comes out and attacks both users, with the footage ending in the blue screen of death. The first footage of the facility(first leaked in January 2017) shows two users with common exploiter avatars walking through one of the main hallways of the facility. If not, something else was at work and it wanted the forum thread gone. The thread may have been taken off by moderators. Mysteriously, the thread was nowhere to be found, along with the user who posted it. A few hours after the thread was posted, word went out. This secret place was referred to as " Vault 8166". The thread was a brief summary on how "evil is operating behind our eyes", and that there is a place where dangerous people are gaining access to user profiles and other information as we speak. This user was claiming to have accidentally gotten onto this "unknown place" while testing out a teleporter for a game. On November 15th 2016, an anonymous user created a thread on the Roblox talk sub-forum. The facility is divided into multiple "levels", and as of date level 1, 2, 3, 4, 5 and 7 have been found. The UI panels within the facility cannot be accessed and it is implied that all connections to a hidden API network have been disabled, although is possible to execute some scripts by chatting leaked codes. The intentions and history of this place have yet to be known. Software, bots or viruses are also stored here that have been placed and hidden into Roblox models or plugins. This facility is believed to be the birthplace of the most dangerous exploits the games. It is said that anyone who goes there can gain access to certain information on Roblox and obtain access to an entire database of installations, GUIs and programs. It is allegedly a secret map ran by unknown hackers which have the ability to watch or monitor activity going on between users. Vault 8166 was rumored for years to be a hidden server on Roblox where unexplainable things beyond usual are occurring.