"Tabata Something Else"
Complete 32 intervals of 20 seconds of work followed by 10 seconds of rest where the first 8 intervals are Pull-ups, the second 8 are Push-ups, the third 8 intervals are Sit-ups, and finally, the last 8 intervals are Squats. There is no rest between exercises.
Keep track of ALL reps from all 8 intervals of each exercise for a TOTAL rep count of all 32 intervals at the end.