Jealous of yourself.

Yamakaze then becomes Vulcan

So. At which instant that admiral thought it was a good idea ? "There more than half a dozen of yandere wanting in equal measure to kill me and fuck me, so let's add a robot made to the likeness of the worse one of the bunch"

What part of this admiral's past yandere-triggering actions gave you the impression he had good judgement in the first place?

Frawnkenstein said:

Yamakaze then becomes Vulcan

[Enough Power to annihilate a Mountain]
Even herself

See this is why in the latest episode it is revealed that there is an actual law that forbids making Humagears that resemble actual people, living or dead.