GAT-X255 Forbidden Blue — Specifications, Lineage & Appearances
GAT-X255

The GAT-X255 Forbidden Blue is a prototype transformable amphibious mobile suit from the Cosmic Era timeline of the Gundam franchise. It was manufactured by Earth Alliance. Within the franchise it is considered canon.
Within the story, the GAT-X255 Forbidden Blue first appears in June 15, 71 C.E.
The GAT-X255 Forbidden Blue was developed from GAT-X252 Forbidden Gundam. It in turn led to 2 derived units — GAT-706S Deep Forbidden and GAT-707E Forbidden Vortex. Both directions are mapped on the interactive tree above.
The GAT-X255 Forbidden Blue has appeared in 5 Gundam releases across 2002–2005, debuting in Mobile Suit Gundam SEED MSV (2002). Later appearances include Mobile Suit Gundam SEED Destiny Astray, Mobile Suit Gundam SEED MSV: Battlefield Record, Mobile Suit Gundam SEED: Never Ending Tomorrow and Mobile Suit Gundam SEED Destiny: Generation of C.E.
It was fielded by Earth Alliance, OMNI Enforcer, Sahaku family and United States of South America.
No Gunpla kit of the GAT-X255 Forbidden Blue has been catalogued yet, but 1 figure or collectible is listed.
Specifications
- Model number
- GAT-X255
- Classification
- Prototype Transformable Amphibious Mobile Suit
- Manufacturer
- Earth Alliance
- Universe
- Cosmic Era
- Canon status
- canon
- Overall height
- 17.47 m
- Power source
- Ultracompact Energy Battery
- Armor
- Trans-Phase armor
- First seen
- June 15, 71 C.E.
Special Equipment & Features
- Expression error — Unrecognized word "span".(energy deflection armor)
- IR sensors
- Sonar
- Lorenzini sensors
- Ultra — low-light cameras
- Tail extension (Ultra — long-wave antenna, Towed sonar array, Anchor)
Production Timeline
The GAT-X255 Forbidden Blue has appeared in 5 releases from 2002 to 2005.
Development Lineage
Developed from
Develops into & variants
Frequently asked questions about the GAT-X255 Forbidden Blue
- What is the GAT-X255 Forbidden Blue?
- The GAT-X255 Forbidden Blue is a prototype transformable amphibious mobile suit from the Cosmic Era timeline of the Gundam franchise. It was manufactured by Earth Alliance. It is considered canon within the franchise.
- What was the GAT-X255 Forbidden Blue developed from?
- The GAT-X255 Forbidden Blue was developed from GAT-X252 Forbidden Gundam. Its full development lineage is mapped on the GAT-X255 Forbidden Blue evolution tree.
- What mobile suits were developed from the GAT-X255 Forbidden Blue?
- 2 units were developed from or built as variants of the GAT-X255 Forbidden Blue: GAT-706S Deep Forbidden and GAT-707E Forbidden Vortex.
- Which factions operated the GAT-X255 Forbidden Blue?
- The GAT-X255 Forbidden Blue was operated by Earth Alliance, OMNI Enforcer, Sahaku family and United States of South America.
- How big is the GAT-X255 Forbidden Blue?
- The GAT-X255 Forbidden Blue stands 17.47 m tall, is armoured in Trans-Phase armor.
- Which Gundam series does the GAT-X255 Forbidden Blue appear in?
- The GAT-X255 Forbidden Blue appears in 5 Gundam releases, debuting in Mobile Suit Gundam SEED MSV (2002): Mobile Suit Gundam SEED MSV, Mobile Suit Gundam SEED Destiny Astray, Mobile Suit Gundam SEED MSV: Battlefield Record, Mobile Suit Gundam SEED: Never Ending Tomorrow and Mobile Suit Gundam SEED Destiny: Generation of C.E.
- Are there Gunpla model kits of the GAT-X255 Forbidden Blue?
- No Gunpla kit of the GAT-X255 Forbidden Blue has been catalogued yet, but 1 figure or collectible is listed on its Gunpla page.
Explore the full interactive development tree for the GAT-X255 Forbidden Blue above, or browse every Gundam mobile suit. Browse GAT-X255 Forbidden Blue Gunpla kits & merchandise (1). Reference: Gundam Wiki.