"While you see it as unnecessary, the fact is that fate is fate," the Emperor shrugs as he starts picking at food. "And the origin of it is not your concern. We will take your world, and shed the least blood we can. Humanity shall be a vassal state to the Skrull. Your people will benefit, the ones smart enough to bend the knee. We have technology as you cannot fathom. Medicine and advances to clean your planet."

They are destroying it anyway. As for the other thing, the Emperor rolls his shoulders.

"Skrull are one of few species in the universe that can alter themselves. And even we cannot become animals. You intrigue me."