And Zaphod, yeah, Hamill looked pretty bad with that mustache.
And Actually, it would be relatively easy to secure the helmet or any other armor piece with rare Earth metal magnets. Hot Glue, or pockets to secure the magnets on the inside.
I saw someone on deviantart who was selling the guyver units. I contacted him a while back but never heard back from him. A shame too because that thing was gorgeous.
That person from deviantart has a website called raptor arts studio. He used to sell them but I don't think he does anymore. I regret not buying one of those guyver units.
ye im a huge guyver fan, still working on the collection though, Movie wise all i have is the dark hero movie crew jacket. But am working on getting some more stuff.