This is a hard-very hard episode. It has four Insanely hard levels and some very hard levels. But there are some easy levels such as 4-14, and 4-37.
The first page contains 10 levels. This page is hard-very hard. There are three boss levels. Two of them are very hard.
The second page contains 10 levels. This page is very hard since there are two insanely hard levels and three very hard levels.
The third page contains 10 levels. This page is generally easy. This page has some hard levels like: 4-22, 4-27, and 4-30. Leftover levels are all easy levels.
The last page contains 10 levels and one trophy level. This page is fairly easy. Only two boss levels; However, both levels are incredibly hard.