"But why does he have so many Noble Phantasms, and obviously a lot of them have nothing to do with the Babylonian civilization?"
Miyauchi Hiyage shrugged slightly in resignation at this. "Actually, even in my past life I couldn't understand it. Gilgamesh is only given the title of the oldest King of Heroes simply because his personal epic is the earliest surviving heroic epic of the modern era, which not only elevates him to the ranks of the strongest Heroic Spirits, but also gives him a treasury symbolizing the archetype of human wisdom."
Miyauchi Hiyage paused, then explained the mechanics of the Gates of Babylon. "You might even be able to find the prototypes of the Fat Man and the Little Boy dropped in Japan back in the day if you rummage through it carefully, you know."
Tohsaka Rin wiped her forehead, feeling that Miyauchi Hiyage's explanation sounded a bit too hellish.
Even so, relying on Miyauchi Hiyage's explanation, she did indeed understand the mechanism of this Gate of Babylon.
"The prototypes of all Noble Phantasms... This setting is way too cheap." Tohsaka Rin commented like this. "However, according to the setting of Unlimited Blade Works, this ability also feels like a cheat handed to the protagonist..."
Miyauchi Hiyage gave Tohsaka Rin a thumbs-up. "Indeed. In the main story, he is the final boss for you and the Saber route. He was just a passerby in your sister's route, and got eaten directly by your sister."
"Besides that, though, he also appears in the prequel and quite a few spin-off games. There are so many people on the internet over on my side complaining that because the author and those later works keep giving this guy extra screen time, he's practically described as the author's sugar daddy. He's the kind