Who are all characters in comic stars fighting 2?

One piece: luffy, zoro, sanji, nami, and franky

Hunter X Hunter: Gon and killua

Dragon Ball Z: Super saiyan 2 gohan, kid buu, goku, and vegeta.

Naruto: kakashi, sasuke, sakura, and naruto.

Bleach: Ichigo, toshiro, and renji.

Fairy tail: Natsu, gajeel, and erza.

Gintama: gintoki.

yugioh: yugi Mutou.

Katekyo hitman reborn: tsunayoshi

Rurouni kenshin: himura kenshin.

Busou renkin: kazuki muto.

That is all I know I will further go to study more anime characters and their shows