the worl is the same type of stand
spoilers!!!!!! below!!!!! for jojo part 3!!!!!! and 4!!! and 5!!!! and 6!!!!!! no really!!!!! i warn u!!!!!! many times!!!! ice T kills abdul and iggy and then dio kills kakyoin so polnareff and jotaro surive and josepg too but jotaro dies in part 6 and polnareff dies in part 5 also shiegechi dies in part 4 and in part 5 buicartti and abbachio die and narancia die and fugo leaves half way thru
