in legends palpatine wrote this book of monsters about sith creations and included an entry for darth vader, and described the amount of joy he got from turning a nine year old into a war machine. the entry ends with maybe the most chilling line in anything even star wars adjacent, where palpatine says, "given the opportunity to create vader again, i would, and with glee," or thereabouts. the entire entry is haunting, but that final line is completely fucking chilling; palpatine is the ultimate, insidious force, and no matter how long it took, how difficult it was, or what anakin did to him, palpatine wouldn't have stopped. even after being killed by vader, palpatine would still go back and do it all over again, even if it ended in vader killing him. palpatine - famous for the ways he's attempted to cheat death - would risk it all just for the joy of curbstomping a nine year old's soul into hell one more time. and this is just something that exists that we can all read