Please?
She is on Siege, isn't she? In a location that all the population can reach? Since Brit castle is accessible only to a limited few?
Did you noticed that over the last few years that the developers never really
did anything different on Siege Perilous when they did something on the
other shards?
Easier to write the program that way!
Or, ...
May be that the developers have this vague wish that people on Siege Perilous
to join Factions just to do those events, quests, or see something new inside
that Castle!
Would anyone join Factions to get a cure for the Blackrock sickness?
*stares*
Yahaxithonix