Standing up and brushing the dirt off of my tweed jacket, I reveal I am the doctor and take the hill using a mobile phone, a fire engine and the power of someone's mind. (and an alien race called the Atraxi)
I call in the SWAT who arrest you for hacking TW Forums and undo your actions, then I use the swat force to undo tigers somethings and now it's my hill.
I go back in time and kill you before you can state it is your hill; therefore it can not be your hill. Since it was my hill before it wasn't your hill then it must be....