Ever wondered how big spheres can get? Can't find the guy who sells goods? Are you asking
yourself, "now where did I bury that gosh darn trap/sphere?!" ? If the
underground frustrates you, don't throw your DS at the wall just yet. This guide will tell
you everything you need to know about it.

1. The map
----------------
First off, we have the map of the underground.

  
What a nice little map. Now, the circle represents you, the square is your secret base,
and the stars are areas where you can dig. Depending on where you use your explorer kit,
you end up in a different part of the map. 

2. Traders
-------------
Those people you see around the map trade spheres for other things like traps and
goods.<table class="table_ch"></table>