Name those errors

Babe_Ruth

Sultan of Swat
Staff member
V.I.P.
#1
I think this can be a very interesting topic if we make interesting. There's a few errors in the show like things they messed up. I wanna see how many you guys can find? I know a few but i gotta remember them.
 

Pugz

Ms. Malone
V.I.P.
#2
Piccolo's blood colour! In the first few sagas the colour of his blood kept changing from green to purple and back again! I think they stuck with purple XD