Pokemon Tower Underground Maze.
(This guide is copied from the guide section on the PRO forum, where it was created by: FirelordSin)
NOTE: You can only pass the underground basement if you are a member, and hunt for several rare Pokemon, if you are not a member, then the whole maze will be a waste of time.
B1 - Bottom-right stairs.
B2 - Top-right stairs.
B3 - Take the teleport below the stairs, then the bottom-left corner teleport, take the stairs below.
B4 - Top-right stairs which leads to B6
B6 - Top-left stairs.
B7 - Top-right stairs.
B8 - Top-left stairs.
B9 - Take the stairs below you.
B10 - Top-right stairs which takes you back to back to B9.
B9 - Take the teleport on the right-side below the stairs.
B10 - Take the only available stairs.
B11 - Take the teleport by the top-left corner.
B12 - Learn hypnosis for 12k from the lady if you want. Otherwise, take the top-right teleport.
B13 - Bottom-middle stairs.
B14 - Top-middle stairs.
B15 - Bottom-right stairs.
B16 - Top-right stairs.
B17 - Take the middle teleport, then take the stairs.
B18 - Bottom-right stairs.
B19 - Take the teleport above the bottom-left stairs.
B20 - Snake around and take the teleport to the middle-right.
B21 - Top-right stairs which take you to B23.
B23 - Take the bottom-left stairs, going to B22.
B22 - Take the top-right teleport which takes you to B24.
B24 - Take the left-down teleport, which takes you to B29.
B29 - Talk to the man below the stairs for a 200k Litwick (if you can afford it, you rich son of a gun). If not, take the stairs in the middle.
Pokemon Tower Underground - You can pass if you're a member and hunt for several rare Pokemon.
With special thank to: FirelordSin