Joker

The Joker is the main villain of The Joker: Part 1 and The Joker: Part 2, he is the villain who's responsible for a shark attack on Akito Hayama.

Appearance
The Joker appeared in The Joker: Part 1 and The Joker: Part 2.

The Joker: Part 1
See: The Joker: Part 1 for more details

The Joker holds Mikazuki Kamura responsible for Batman's death by the Green Goblin. Because the Goblin is assumed death i tries to take his vengeance upon Mikazuki. He let's a shark attack Hayama and then tries to kill Mikazki but is stopped by a random kid that stands up for her, when hi is about to kill the kid Mikazuki joins the fight an together the defeat him. After this the Joker assembles his followers and sets a trap for Mikazuki by capturing Somebody-chan, Mikazuki saves her but then discovers she walked into a trap, she then hits the Joker in his face. Just when the Joker attempts to kill Mikazuki Iron Man shows up and has a fight with him, he defeats Iron Man and then agrees with Mikazuki to fight it out in a duel.

The Joker: Part 2
See: The Joker: Part 2 for more details

The Joker fights Mikazuki in a saber duel (she with a Lightsaber, he with a ordinary sword), again when he is about to kill her Iron Man shows up and fights with him, Iron Man shoots the Joker and then saves Mikazuki before facing the Joker again. When Mikazuki is save Iron Man battles the Joker and after a long battle defeats him, he then says that if the joker won't see the who the true murder of Batman is (which is the Green Goblin) he'll have to put him in jail, knowing he will escape the Joker is put in jail.