If you think that's bad, you should check out what this guy's been up to almost a year ago.
I don't think anything will ever top that one guy who claimed on Danbooru that some artist killed himself after sexually abusing his dog. And what still pisses me off to this day is that I believed him until some other people brought up that he had a grudge against said artist.
This is a reference to Haley's character theater - she tells Xion old war stories in exchange for convenience store bentos because her military pension doesn't go very far.
Looks like the April Fools gag became real as there is now a Oshi no Ko collab with the Hakone Pirate Ship tourist attraction with Arima Kana as the captain of one of their pirate ships that they have on Lake Ashi.
I think their art is at least AI assisted, likely a model installed locally that they train on their own drawings to minimize the need for editing. Ik you didn't say otherwise but, just because someone was drawing before AI existed doesn't mean they can't use it now.