I've built two HGUC Hi-ν Gundams in the past.
https://www.gn-app.com/ja/posts/1847e8ae-f1d9-4566-8c8f-c1febe3f6b4d
https://www.gn-app.com/ja/posts/2afc3b0f-a2ab-4661-b8e1-d3eb2112c2c5
...This time, I decided to build my favorite Hi-ν again because it looks great on paint and is easy to assemble.
Last time, I tried creating a gradient effect using a brush and an eye makeup sponge.

Assembling the HGUC Hi-ν Gundam with airbrush painting for the first time | 寝転がってガンプラ作るマン's Gunpla works