A Seven Seasons rep relayed on April 29, "[The choreography for] Block B's fifth mini album title song 'Toy' was created in part by world famous choreographer Anze Skrube and the country's best performance group B.B Trippin." 

Anze Skrube is famous for working with artists such as Chris Brown, Michael Jackson, Prince, Usher, Pia Mia, and more. B.B Trippin is also said to be well known within Korea for being one of the best performance groups. According to the rep, Skrube and B.B Trippin worked with the boys directly and personally made pointers on their choreography and performance. 

You can check out Skrube and B.B Trippin's Instagrams profiles below. 

?? ?? ?? ?? ????!!! #???? #???? #dok2

A photo posted by B.B Trippin ??? ?? / ??? (@movejm) on Apr 28, 2016 at 4:14am PDT

I was looking at the fans cause they were going nuts Vegas nights with @chrisbrownofficial are always turned up! @draislv

A photo posted by Anze Skrube (@anzeskrube) on Apr 27, 2016 at 10:33pm PDT