- "UNIT FOUR TWO THREE IS SOME KID I DONT KNOW MUCH ABOUT BUT EVERYTIME I GO NEAR THERE I HEAR LAUGHING AND IT FREAKS ME OUT"
- —Cursor on Unit 423
Unit 423 is described as a young boy whose laughter echoes throughout his enclosure, it has also been said that a faint, vague song can be heard now and again.
Prior to 2016 Edit
At an unknown time and date, 423 was captured by the Wyndstrom Institution. This is where he currently resides, contained by the institution. It's likely that he will stay that way for the foreseeable future.