Soon after, Daniel Kvist, Magnus Olin, and Christer Pederson joined the band.
Tom S. Englund and Henrik Danhage (of Evergrey) and Johanna Andersson provided guest performances on the album, including vocals and guitar solos.
Nightrage's Marios Iliopoulos, Amaranthe's Elize Ryd, Cyhra's Jake E and Dead by April's Jimmie Strimell provided guest appearances on this album.
In September 2009, Dragonland launched their re-designed Myspace site, together with a high-quality preproduction of "The Shadow of The Mithril Mountains", a song from the fifth album.
Five years after Astronomy, the band finally released the fifth album, Under the Grey Banner, on 11 November 2011.