Well, We have never had a character over level(Maplestory powerleveling) 25, but we know where the money can make you a good, decent experience, and projects a lot of fighting weak monsters. Into the nearby forests or other Ellinia wonderful city, and called for the holes in the trees to find all the loitering level from 10-40 monsters in Maplestory. This may take time and effort, but the result is worth it, if you keep your direction.
For example: We have a 15 warrior(Maple Story Meso), and his manner, as a soldier, and went in the trees, where we find different types of soil, different 'and is re-created several dozens of shrooms so fast that we have Use hit and run tactics to prevent being overwhelmed. We are 20-60 minutes to level, 20 years old, the place around us about 3 1 / 2 to 4 hours after the 50mil.