These new Zaku I and Zaku II designs were seen first in the Mobile suit Gundam U.C. 0096 Last Sun manga.
MS-06F Zaku II Emiko Gerrard Custom
It's also good to see another symmetrically designed Zaku II, with both spiked shoulder armors installed.
MS-06F Zaku II Rivet Acker Custom
That custom heat hawk looks promising.
MS-05B Zaku I Darmac Barlow Custom
A triple shielded Zaku I is looking very sharp.