Cross Epoch

Cross Epoch is a collaberative work between Eiichiro Oda and Akira Toriyama. It is crossover story featuring characters from both One Piece and Dragon Ball. It was published first along with Chapter 439 in the Weekly Shōnen Jump.

Characters
Mr. Satan: Mr. Satan stars in Cross Epoch as some guy who became the king of a country through Shenlong's power of granting wishes.

Pandaman: Pandaman stars in Cross Epoch as some random citizen celebrating Mr. Satan's rise to kingship. He is hidden in the first page behind the panel left of Mr. Satan.

Krillin and Chopper

Bulma and Nami

Master Roshi and Sanji

Vegeta Sky Pirates

Piccolo and Zoro

Goku and Luffy

Pilaf and Buggy

Shenlong