XM-X1 Crossbone Gundam X-1 — Specifications, Lineage & Appearances
XM-X1

The XM-X1 Crossbone Gundam X-1 is a prototype general-purpose mobile suit from the Universal Century timeline of the Gundam franchise. It was manufactured by Strategic Naval Research Institute. Within the franchise it is considered canon.
Within the story, the XM-X1 Crossbone Gundam X-1 first appears in 0133 U.C.
The XM-X1 Crossbone Gundam X-1 was developed from F90IIIY Cluster Gundam. It in turn led to 6 derived units — F99 Record Breaker, XM-10 Flint, XM-X3 Crossbone Gundam X-3, XM-X9999 Crossbone Gundam Maoh, XM-X1 Crossbone Gundam X-1 Full Armor and XM-X1 Crossbone Gundam X-1 Kai. Both directions are mapped on the interactive tree above.
The XM-X1 Crossbone Gundam X-1 has appeared in 18 Gundam releases across 1994–2024, debuting in Mobile Suit Crossbone Gundam (1994). Later appearances include Mobile Suit Crossbone Gundam: Skull Heart, Mobile Suit Gundam Climax U.C., SD Gundam Capsule Fighter Online and Mobile Suit Gundam UC Testament and 13 more.
It was fielded by Crossbone Vanguard.
4 Gunpla model kits have been catalogued for the XM-X1 Crossbone Gundam X-1, alongside 3 figures and other collectibles.
Specifications
- Model number
- XM-X1
- Classification
- Prototype General-Purpose Mobile Suit
- Manufacturer
- Strategic Naval Research Institute
- Universe
- Universal Century
- Canon status
- canon
- Weight
- 24.80 t
- Power source
- Minvosky Ultracompact Fusion Reactor
- Power output
- 5280 kW 7,080.596 hp
- Armor
- Gundarium Alloy Ceramic Composite
- First seen
- 0133 U.C.
Special Equipment & Features
- Precision Shooting Support Device
- Bio — Computer
- Anti — Beam Coating Cloak
- Dummy Launcher
- Heat Radiation Face Open
Production Timeline
The XM-X1 Crossbone Gundam X-1 has appeared in 7 releases from 1994 to 2024.
- 1994 — Mobile Suit Crossbone Gundam (debut)
- 2002 — Mobile Suit Crossbone Gundam: Skull Heart
- 2010 — Mobile Suit Gundam UC Testament
- 2013 — Gundam Build Fighters
- 2019 — Gundam Build Divers Re:RISE
- 2024 — Mobile Suit Crossbone Gundam: First Cross
- 2024 — Mobile Suit Gundam F90 Cluster
Games featuring the XM-X1 Crossbone Gundam X-1
The XM-X1 Crossbone Gundam X-1 is playable in 11 Gundam games.
- 2006 — Mobile Suit Gundam Climax U.C.
- 2009 — SD Gundam Capsule Fighter Online
- 2010 — Mobile Suit Gundam: Extreme Vs.
- 2012 — Mobile Suit Gundam: Extreme Vs. Full Boost
- 2013 — Dynasty Warriors Gundam Reborn
- 2014 — Mobile Suit Gundam: Extreme Vs. Maxi Boost
- 2016 — Mobile Suit Gundam Extreme Vs. Maxi Boost ON
- 2018 — Mobile Suit Gundam Extreme Vs. 2
- 2018 — Mobile Suit Gundam: Battle Operation 2
- 2021 — Mobile Suit Gundam Extreme Vs. 2 XBoost
- 2022 — SD Gundam Battle Alliance
Development Lineage
Developed from
XM-X1 Crossbone Gundam X-1 Model Kits
4 catalogued model kits for the XM-X1 Crossbone Gundam X-1 (plus 3 figures and other collectibles):
- RG XM-X1 Crossbone Gundam X-1
- SD Gundam Cross Silhouette Crossbone Gundam X-1
- HGUC XM-X1 Crossbone Gundam X-1
- MG 1/100 Crossbone Gundam X-1 Ver.Ka
See all XM-X1 Crossbone Gundam X-1 kits, prices and community builds
Frequently asked questions about the XM-X1 Crossbone Gundam X-1
- What is the XM-X1 Crossbone Gundam X-1?
- The XM-X1 Crossbone Gundam X-1 is a prototype general-purpose mobile suit from the Universal Century timeline of the Gundam franchise. It was manufactured by Strategic Naval Research Institute. It is considered canon within the franchise.
- What was the XM-X1 Crossbone Gundam X-1 developed from?
- The XM-X1 Crossbone Gundam X-1 was developed from F90IIIY Cluster Gundam. Its full development lineage is mapped on the XM-X1 Crossbone Gundam X-1 evolution tree.
- What mobile suits were developed from the XM-X1 Crossbone Gundam X-1?
- 6 units were developed from or built as variants of the XM-X1 Crossbone Gundam X-1: F99 Record Breaker, XM-10 Flint, XM-X3 Crossbone Gundam X-3, XM-X9999 Crossbone Gundam Maoh, XM-X1 Crossbone Gundam X-1 Full Armor and XM-X1 Crossbone Gundam X-1 Kai.
- Which factions operated the XM-X1 Crossbone Gundam X-1?
- The XM-X1 Crossbone Gundam X-1 was operated by Crossbone Vanguard.
- How big is the XM-X1 Crossbone Gundam X-1?
- The XM-X1 Crossbone Gundam X-1 weighs 24.80 t, produces 5280 kW 7,080.596 hp, is armoured in Gundarium Alloy Ceramic Composite.
- Which Gundam series does the XM-X1 Crossbone Gundam X-1 appear in?
- The XM-X1 Crossbone Gundam X-1 appears in 7 Gundam releases, debuting in Mobile Suit Crossbone Gundam (1994): Mobile Suit Crossbone Gundam, Mobile Suit Crossbone Gundam: Skull Heart, Mobile Suit Gundam UC Testament, Gundam Build Fighters, Gundam Build Divers Re:RISE and Mobile Suit Crossbone Gundam: First Cross (plus 1 more).
- Which Gundam games is the XM-X1 Crossbone Gundam X-1 in?
- The XM-X1 Crossbone Gundam X-1 is playable in 11 Gundam games: Mobile Suit Gundam Climax U.C., SD Gundam Capsule Fighter Online, Mobile Suit Gundam: Extreme Vs., Mobile Suit Gundam: Extreme Vs. Full Boost, Dynasty Warriors Gundam Reborn, Mobile Suit Gundam: Extreme Vs. Maxi Boost, Mobile Suit Gundam Extreme Vs. Maxi Boost ON and Mobile Suit Gundam Extreme Vs. 2 (plus 3 more). It originally appeared in Mobile Suit Crossbone Gundam (1994), not in a game.
- Are there Gunpla model kits of the XM-X1 Crossbone Gundam X-1?
- Yes — 4 model kits are catalogued for the XM-X1 Crossbone Gundam X-1, alongside 3 figures and other collectibles, listed with grade, scale and release year on its Gunpla page.
Explore the full interactive development tree for the XM-X1 Crossbone Gundam X-1 above, or browse every Gundam mobile suit. View its evolution tree & lineage. Browse XM-X1 Crossbone Gundam X-1 Gunpla kits & merchandise (7). Reference: Gundam Wiki.