Beast (with Jaja and Ghost Beast) takes you through a call and response follow along through 3 more arm pattern techniques that were not covered on int the first Arm Patterns class. This ~20 Minute class is sure to give you the level up you're looking for.
 
Recommended Classes:
Arm Patterns: V1
Drills: Arm Patterns
How to Lab: Arm Patterns
Beast | Sample Class
Tight Eyex | Follow Along
Bounce Lab | BDash