THE SUPER SECRET FEATURES FROM RTWD

Warning: Contains major spoilers. Don't read this if you want to find out by yourself!

B1 (W2 L10): Look up a standard ASCII table.

Use Loof for the top part of the yellow path (2 left, 5 down).

Use Stinky to follow the bottom part of the yellow path (2 down, 8 left, 1 down, 1 left, 10 up).

Follow the light blue path (9 left, 21 down).