- Difficulty Spike: The codes after each episode, which get more complicated and twisted with every iteration.
http://tvtropes.org/pmwiki/pmwiki.php/YMMV/ArsParadoxica
FollowingYMMV / ars PARADOXICA
Go To
http://tvtropes.org/pmwiki/pmwiki.php/YMMV/ArsParadoxica
FollowingGo To