Whedon/Cassaday's "Astonishing X-Men" is a continuation of Grant Morrison's "New X-Men" title and features a similar line-up of characters, including Cyclops and Emma Frost (as co-team leaders), Beast, Kitty Pryde/Shadowcat, Colossus, and Wolverine. This team became the usual focus for a majority of issues during Whedon's run. The run introduced a number of original characters into the Marvel Universe including Kavita Rao, Special Agent Brand, S.W.O.R.D., Hisako Ichiki, Ord of the Breakworld and Blindfold. Whedon's run on the series was a critical and commercial success. The roster of the book was also the focus of various limited series at the time, such as ", " "" and "."