Trickster Among Shinobi: Joker's Unwanted Parade

Arsene S. Lupin aka Arsene Sean Lupin, also known as Sean Tokisaki - younger brother to shinobi Kurumi Tokisaki - has a secret which gets him involved in matters which he generally finds troublesome.

Oh, and did I forget to mention that he has fragmented memories from a former life in a world that's a crossover for multiple animes?

"It's show time..." A certain Joker grinned as he fixed his mask into place.

NOTE: I don't own any of the non-original things and they belong to their respective owners.