New Excalibur was introduced in 2005, with Captain Britain as team leader. This series ran until issue #24 and the team was disbanded in the X-Men: Die by the Sword limited series. In 2008, using the Secret Invasion crossover storyline as a launchpad, Brian was featured as the protagonist of Captain Britain and MI: 13, written by Paul Cornell, which included some characters from New Excalibur, as well as members of MI: 13 who appeared in Cornell's Wisdom limited series.