I just want to highlight this older workout that I just finished. This one rivals any of Kelly's superfast burnout routines, and the exercises are unique and fun. I did it after a lb hit and strength, I used weight, and it had me seeing stars. In a good way. Yay! Thanks, Daniel!

https://www.fitnessblender.com/videos/quick-leg-burn-beginner-to-advanced-lower-body-workout-routine