[quote=@liferusher]
<Snipped quote by ADamnFiddle>

Log horizon way, it gets you back to a respawn point. A small area around you resets time sort of. I try to make it that way at least. It is hard to do things with times travelling you know so it always leaves small errors

feel free to provide ideas
[/quote]

Then yeah the former is my suggestion for preventing such a paradox from occurring, as [@Rune_Alchemist] had stated.