RGM-79SC GM Sniper Custom (with Missile Launcher)
A rare Federation sharpshooter that trades flash for a genuinely fun, no-fuss build.
MechaGrade Score
GM Sniper Custom (with Missile Launcher) · 1/144 · 2019
Affiliate link. We may earn a commission at no extra cost to you.As an Amazon Associate we earn from qualifying purchases.
This is a quietly satisfying kit that rewards people who already know what a GM should feel like in the hand.
It builds fast, poses well in most stances, and the new missile launcher tooling gives it a silhouette none of the other GM variants have. It is not going to wow anyone with gimmicks, but as a straightforward HG of an in-universe rarity, it delivers exactly what it promises.
Best for: One Year War completionists who want the obscure GM Sniper Custom variant, not first-time builders looking for flash
What it is
This kit is Bandai's take on the RGM-79SC, the expensive sniper-spec GM that Federation aces demanded after getting tired of standard-issue hardware, dressed up here with the missile launcher loadout from its Gundam The Origin MSD appearance. Snapping it together is relaxed in the best way. The green and gray split falls cleanly along part lines so there is very little agonizing over stickers, and the shin and ankle guards carry enough panel detail that the finished kit does not look bare. I liked that the head visor actually closes over the optics, a small touch that sells the sniper theme better than a paint job would.
The catch
The front skirt armor gets in the way of a proper kneeling pose, which stings a little for a sniper unit since kneeling is the pose you actually want. The bigger issue is Bandai left out an open, flat posing hand, so there is nothing to rest under the sniper rifle's barrel for a stable two-handed aim. You end up bracing the rifle on the fist grip instead, which works but never looks quite right. It is also an online-exclusive release, so pricing and availability run higher than a mainline HGUC.
Who it's for
Buy this one if you already have a shelf of One Year War GMs and want the rare, expensive-in-lore variant to round it out, or if the missile launcher silhouette specifically caught your eye. Skip it if you want a display centerpiece with dramatic sniping poses out of the box, since the missing open hand undercuts exactly that pose. It is also not the kit I would hand a total beginner, not because it is hard, but because the payoff is subtle and easy to undersell if you do not already care about the GM lineage.
The build story
What the build is actually like, and the engineering worth knowing about.
Assembly is unhurried and low-stress. Gate placement is typical HG-era Bandai, nothing that needs more than a basic nipper and a little cleanup, and the parts fit together snugly without the looseness that shows up on some older HGUC molds. Because the color split is simple, most builders can skip painting entirely and still get a convincing result straight off the runners.
Articulation follows the double-jointed elbow and knee layout common to this generation of HG kits, with a ball-jointed waist and a head that both swivels and hinges. Front and side skirt armor lift out of the way to clear the hip joints, so the standing and running poses look great. The missile launcher is the standout accessory, using a new mold with a movable connection shaft so it can be angled rather than locked in one position, and it mounts alongside the sniper rifle, beam saber, and beam spray gun for a loadout that actually matches the character's sharpshooter role.
Lore & trivia
- 01The RGM-79SC was built at Luna II for Federation ace pilots who wanted more performance than the standard mass-production GM, and its high production cost meant fewer than 50 units were ever made.
- 02Despite its rarity, the GM Sniper Custom saw real combat use in the operation to retake A Baoa Qu at the end of the One Year War.
- 03In the Gundam The Origin MSD storyline, a customized GM Sniper Custom served the mercenary group Gleam Black Guns, piloted by 'Dir Rider,' the alias of Liv Angelika, and became the sole survivor of an ambush by a squad of OMS-1004 Tigris II units in U.C. 115.
What other builders say
This write-up is grounded in real reviews and builder discussion, not just one opinion. A few worth reading:
More reviews
All reviews
ORX-139 Hambrabi (GQ)
A transforming prototype MS that gives an HG the kind of gimmick usually reserved for MG price tags.

XXXG-01SR2 Gundam Sandrock Custom EW
The desert Gundam's upgrade finally gets the small-scale treatment its heat shotels deserve.

ASW-G-08 Gundam Barbatos Adapt
Same battered soul, a whole new frame under the patchwork armor.