As far as I know UBRS will be soloable, because the altar will no longer require 3 players. Same thing applies to multiple old-world instances.
As stated by Daelo on the US-Forums(link). Svetopolk (talk) 20:11, 19 January 2009 (UTC)
Thank God! Lol I'm doing the T2 or something chain (yeah, as a 80 ha) and when I saw that we had to go to UBRS, I didn't want to have to get people and get them to come lol.--Mistertrouble189 (talk) 05:27, 13 August 2009 (UTC)