The HGUC MSA-0011[Ext] Ex-S Gundam is a 1/144 scale model kit released in April 2002. This unit is an upgraded version of the S Gundam, equipped with additional weaponry and a powerful backpack that enables its transformation into the G-Cruiser mode for long-distance travel. This kit represents the iconic mobile suit from Gundam Sentinel, piloted by Ryou Roots and his advanced AI, ALICE.
Product Information
- Price: ¥2,500 JPY (Please note: prices are approximate and may vary by retailer and location).
- Release Date: April 2002
- Scale: 1/144
- Line: High Grade Universal Century
- Series: Gundam Sentinel
- Size: 25.9 cm / 10.2 in (based on the MS height of 25.90 meters)
- Product Type: Model Kit (Regular Release)
Features
The elbows and knees articulate up to 90 degrees, allowing for a variety of poses. The left side waist armor can be replaced with a support arm to enhance stability when posing with the Beam Smart Gun. This rifle can also be stowed on the backpack when not in use.
Kit Contents
To deliver this experience, the High Grade kit comes with everything modelers need:
- Parts to build the MSA-0011[Ext] Ex-S Gundam
- Beam Cannon x4
- Beam Saber x2
- Beam Smart Gun
- Support Arm
- Hand Parts: Weapon-holding (1 pair), Trigger finger (right hand only), Open palm (1 pair)
- Stickers
Gallery

Ex-S Gundam showcasing its Beam Smart Gun. Image via Gunpla Fandom
MSA-0011[Ext] Ex-S Gundam
The MSA-0011[Ext] Ex-S Gundam, also known as the Extraordinary-Superior Gundam, is an upgraded version of the S Gundam featured in Gundam Sentinel. Piloted by Ryou Roots, this transformable prototype heavy assault mobile suit is equipped with an advanced artificial intelligence called ALICE, which assists the pilot in combat. Outfitted with a wide range of armaments including beam cannons, beam sabers, a powerful Beam Smart Gun, and INCOMs, the Ex-S Gundam is a formidable force on the battlefield. Its ability to transform into the G-Cruiser allows it to cover long distances quickly, making it a key strategic unit for the Earth Federation Forces.
The Ex-S Gundam remains a fan-favorite design from the Universal Century. What are your thoughts on this classic High Grade kit? Let us know in the comments below!
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Sources
- HGUC MSA-0011[Ext] Ex-S Gundam | Gunplapedia (Accessed September 11, 2025)
- MSA-0011[Ext] Ex-S Gundam | Gundam Wiki (Accessed September 11, 2025)
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