catch all the unknowns
The ruin maniac is under veilstone city in the cave on the left.
It can be found in Ruin Maniac's Cave or Ruin Maniac's Tunnel by walking.
ON ROUTE 214
Mars Bar challenged him to a race and maniac beat him going backwards.
the maniac is on route 17 you have to beat main story to get there though. hope this helps! =)
Ruin Maniac Cave
No
You can get the TM28 (Dig) on Route 214 in the Ruin Maniac Cave in Pokemon Diamond.
Nothing exept there is a room in solaceon ruins connected to it which has hippopotas , unown! and unown? (p.s this only works if you have all 26 althabitcal unown)
catch the hole uknown alphabet then talk to the dude and you will win BLA BLA BLA BLA BLA BLA BLA BLA BLA BLA What do you get when you win though?
You have to get the the National Dex (beat the Elite Four) before you can go into the Fossil Maniac's cave.
He's on route 214, in the cave.