I can't remember who came up with this, but this realisation is made a lot more vivid if you imagine the "original" you being killed with an axe while your "tel

I can't remember who came up with this, but this realisation is made a lot more vivid if you imagine the "original" you being killed with an axe while your "teleported" you is happily unaware. I believe the videogame Soma has an analogous situation, although I haven't played it.