 One of The Thousand @-@ Year Door 's main features , the use of a paper @-@ based universe , was welcomed by reviewers . When referring to the paper theme , 1UP commented that " It 's a cohesive , clever approach that turns the game 's visual style into more than just a look . " Critics also commented extensively on the game 's battle system , which deviated from traditional RPGs . GameSpy praised the use of timing in the battle system , stating that " these twitch elements were designed to be fun and engaging , and they succeed wonderfully at this . " Reviewers also praised the concept of having an audience to reward or berate Mario during battle . 
