One Piece Cross Epoch - draw by Akira Toriyama and Eiichiro Oda year 2006.
What I find fascinating is that Oda had a clear idea about the Kuzuki clan symbol already for 2006.
An other character with that symbol is Luffy for the cover page.
Today for the sbs we got fan art with Oden (kuzuki clan) vs kaido the dragon.
Maybe I am wrong but Oda planned long time ago to let Zoro&Luffy fighting Kaido