How are brackets decided (bug?)

[Grundulum]

The most information I have seen in one place (aside from @Luther’s amazing image edits) about how Guild Wars bracket movement is handled:

Strange Guild Wars bracket movement

Okay! I am here! I have some information for you all. Those that have filed support tickets will likely have seen this already. The bracket calculation for Guild Wars is based on a number of factors including, but not limited to, how well each guild performed in their bracket (standardized by the general difficulty of that bracket), the position each guild finished within their bracket (positions 1 & 2 are awarded small bonuses, while positions 9 & 10 are penalized somewhat), as well as (to a …