Finishers are an old-school term for an exercise designed to end your regular routine. This can be taken a step further by performing a mini-circuit of these exercises to finish you off.
Sample: Leg Matrix
24 Body Weight Squats
24 Alternating Lunges
24 Jump Squats
24 Alternating Lunge Jumps
Sample: Push Up Matrix
3 Push Ups
1 Tuck Jump
6 Push Ups
2 Tuck Jump
9 Push Ups
3 Tuck Jump
12 Push Ups
4 Tuck Jump
Then repeat back down again