Mobile Suit Crossbone Gundam: The Steel Seven is a three-volume manga released exclusively in Japan from 2006-2007. It is a sequel to the manga Mobile Suit Crossbone Gundam: Skull Heart. Written and illustrated by Yuichi Hasegawa, it was serialized in Gundam Ace magazine. Set in UC 0136, the series stars returning character Tobia Arronax and focuses on a new threat from the Jupiter Empire. It was followed by the 2011 sequel manga Mobile Suit Crossbone Gundam: Ghost.
* Angel Diona
* Arana Abejo
* Bara Totuga
* XM-07B Vigna-Ghina II (Jupiter Battle Version)
* XM-10 Flint
* XM-X1 Crossbone Gundam X-1 Full Cloth
* XM-X1 Crossbone Gundam X-1 Patchwork
* XM-X1 Crossbone Gundam X-1 Skull Heart
* XM-X3 Crossbone Gundam X-3
NOTE: Units indicated with an asterisk (*) are available in Burke’s All the World’s Mobile Weapons or Burke’s Fighting Ships & Vehicles format.