P4X the Riddle

Welcome to P4X the Riddle Why bother with unfair riddles, when you can have all the fun, without being frustrated all the time? This is P4X the Riddle. Maybe not the hardest, but at least a fair (and maybe one day the longest) riddle. All levels have been tested by a bunch of betatesters. Only 41 out of 400000 people that started this riddle could solve level 150. Some people have worked on it for over 10 years to get through and finally made it. Now: come on in and enjoy 150 levels of pure fun ...