Latest Weekly Shonen Jump Spoilers (WSJ) for 'Bleach' 640 and 'One Piece' 798 reveal some exciting and unexpected twists and turns in the manga series. After the mad scientist fought with Pernida, Mayuri may be betrayed by Nemu. Luffy could be captured by Fujitura and his alliance.

After the long fight, Mayuri has finally defeat Soul King's left hand Pernida. He has unleashed his new power or the modified Bankai. According to the University of Hawaii Kaleo, the repaired Bankai of the mad scientist was a Ashisogi Jizō which has multiple layers of skin cluttered with nerves. Because of the amount of skin layered on top of Ashisogi Jizō, Pernida's nerve attacks have no effect on it.

However, it can be noticed that Nemu had a grim expression while watching Mayuri fought Pernida in a distance. Fans speculated that Mayuri's life could be in danger in 'Bleach 640'. In fact, a theory from Reddit user "Kr4d105s2" said that Mayuri might be betrayed and he has had it a long time coming.

In the fan fiction version, Mayuri has used the Jizou reishi transmution. However, at this moment, Nemu stabs him and injects poison in the process.

Meanwhile, many rumors are swirling around the internet that 'One Piece' 798 could be the last chapter for Dressrosa Kingdom. In a forum found in Manga Helpers, fans believe that Fujitora, Kyros and Rebecca could capture Luffy in the said chapter. However, others believe that Bartolomeo might help Luffy from the possible danger. Otherwise, Bartolomeo could be the one captured instead.

Additionally, it was also believed that crowned Princess of Dressrosa Rebecca will be leaving her responsibility in order to form an alliance with Kyros. This is following the event where Rebecca asked Violet if she can take her place in the kingdom.

Fans, do you think Nemu could betray or kill Mayuri in 'Bleach' 640? Could Luffy be captured by Fujitora and be saved by Bartolomeo? Share us your thoughts for the latest weekly shonen jump spoilers.