RGUniversal Century

RX-0 Unicorn Gundam

A tiny suit of armor that turns into a glowing pink war machine in your hands, and mostly earns the trick.

MechaGrade Score

4.1/5

Unicorn Gundam · 1/144 · 2017

GradeRG

Scale1/144

Released2017

Runnersn/a

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The verdict

This is one of the best transformation gimmicks Bandai has ever packed into a 1/144 kit, and I still grin every time I pull the unicorn horn back and watch the whole frame lock open into Destroy Mode.

The articulation is genuinely excellent for the scale, better than any other Unicorn kit at this size. It loses points because the frame that makes the transformation possible is thinner and more brittle than I'd like, and this is a kit you have to build with patience, not speed.

Best for: RG builders who want the real NT-D transformation gimmick and don't mind babying small clear-plastic joints

The full review

What it is

The RG Unicorn is built around Bandai's Advanced MS Joint system, so the psycho-frame isn't just molded detail hiding under armor, it is the skeleton, and pulling the transformation trigger actually shifts that frame outward so the armor panels separate and lock into Destroy Mode on their own. I was not expecting a 1/144 kit to nail that mechanism as cleanly as it does. Unicorn Mode looks clean and restrained, Destroy Mode looks aggressive with the clear pink and grey psycho-frame runners showing through the gaps, and getting to flip between the two without disassembling anything is still a genuine party trick for a kit this size.

The catch

The frame plastic on the smaller joint pieces, especially around the ankles, hands, and the transformation linkages, is thin and stress-prone, and builders consistently report tabs and pins snapping or wearing loose if you pose the kit roughly or transform it too many times. A lot of people preemptively reinforce key joints with plastic cement or a drop of oil rather than leaving them friction-fit. The clear psycho-frame parts also scratch and stress-mark more easily than regular ABS, so nub and gate cleanup wants a sharper blade and more care than you'd use on a normal RG. None of this is a hidden flaw, it's the tradeoff Bandai made to fit a full transforming inner frame into 1/144 scale.

Who it's for

I'd point this at builders who already have an RG or two under their belt and want to see what the line can really do when Bandai isn't playing it safe, or anyone who specifically wants the Unicorn's Destroy Mode transformation without stepping up to the size and cost of the MG or PG versions. If you want a kit you can pose hard and transform daily without babying it, or if this would be your first ever gunpla, I'd steer you to the HGUC or even the EG line first and come back to this once you're comfortable with small parts and careful cement work. Handled with a bit of respect, it rewards you every single time you flip the horn.

The build story

What the build is actually like, and the engineering worth knowing about.

Assembly runs through a proper inner frame before any armor goes on, and the small psycho-frame joint pieces are where I slowed down the most. Gate marks on the visible frame parts need a clean cut and a light sand, because anything left rough shows through the clear plastic in Destroy Mode. I'd recommend a dab of plastic cement or at least silicone oil on the tightest transformation pivots before you start posing it hard, since the stock friction fit loosens faster here than on most RGs.

Where the kit earns its keep is the engineering: the Advanced MS Joint frame genuinely drives the transformation rather than faking it with pre-molded halves, and the shoulders let the arms swing forward off the torso for shooting and blade poses that most 1/144 kits can't manage. Weapon loadout covers the beam saber and beam magnum, and the fixed skirt armor and mono-eye detailing hold up well at this size without needing stickers for the main color scheme.

Lore & trivia

01The Unicorn is the first Universal Century mobile suit built as a full psycho-frame unit, with the frame itself made from psycho-frame material rather than just carrying a small crystal component like earlier suits.
02Its NT-D system officially stands for Newtype Drive but was originally conceived by its Federation designers as Newtype Destroyer, a system built to neutralize enemy Newtype pilots by hijacking their psycommu weapons.
03In the model number RX-0, the R marks it as an Earth Federation design, the X marks it experimental, and the 0 marks it as the first of what became a small RX-0 family of suits.
04This RG released in August 2017, built around Bandai's Advanced MS Joint frame technology specifically developed to let the transformation happen without removing any parts.