The army falls off, and you teleport away... The governments think you are so dangerous they nuke the world. They hide in a secret safehouse and restart the human race.
I have the 7 days cellphone where I can call people and ominously leave a YoU WiLl DiE iN sEvEn DaYs message
ok, modifying pogo stick to have time travel abillities (which only I can use and which I have complete control of). I go back in time and build a safehouse, then I travel forward in time and hide in my safe house.