During the 1990s , Mind 's Eye Theatre was the first published LARP system to achieve popular status .
By the 1980s , LARPs had spread to many countries and organizations , and different styles of play had been developed .
During the 1990s , Mind 's Eye Theatre was the first published LARPs system to achieve popular status .
By the 1980s , LARPs had spread to many countries and organizations , and different styles of play had been developed .