This is one of the episodes when Wanda had his face removed by Keshigomin. The other one being episode 31.
2 out of the 4 takes on Wanda's face made referances to various other manga and anime franchises: Mirai's take on Wanda's face makes referances to various Shoujo franchises such as 'Sailor Moon' while Shuu's take on Wanda's face makes referances to various Shounen franchises such as 'Jojo's Bizzare Adventure'.
English dub changes
Note: All characters are listed in order of their first appearances in the episode. The time they appear is the time from the Japanese dub..