It's not a misplay, it's RNG manipulation
Battle Spot Leader
Dogknees was not logged in for over a week at the time of the ruling, and no visible scheduling attempt was made.
If you were confused about the sub you should've asked first instead of playing then asking for it to be nullified later.
This scenario was something both of you could've easily avoided, and byron won his games fair and square. The decision will not be overturned.