XM-X1 Crossbone Gundam X1 – Complete Posted On 2017-10-16 XM-X1 Crossbone Gundam X1 With Beam Zanber With Buster Gun Rear view Core Fighter Related One Comment Jan Truly Awesome, Matthew! Likely my All-time Favorite of your builds! Thanks a lot for sharing. 2017-10-19 Reply Add a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Notify me of follow-up comments by email. Notify me of new posts by email.