Serato DJ has just released a new cool performance video showing Tropkillaz creating a live mashup using two Roland DJ-808 Controllers. These controllers have the built in sequencer from Roland and all the other Serato DJ features that DJ’s need to create great performances like this. Check out or full review of the Roland DJ-808 Controller and peep the new performance video by Tropkillaz to see what can be done on this cool machine.