Complex sentence: Remorting is a technique used within some RPGs, notably MUD's, whereby once the character reaches the level limit within an RPG, he is reborn or remorted back to a weaker version of the players character (Back to Level One usually).
Split into simpler sentences: Remorting is a technique used within some RPGs, notably MUD's, whereby once the character reaches the level limit within an RPG. The character can elect to start over or be remorted back to a weaker version of the players character (Back to Level One usually).