Part 1: Tabata – Side Planks (alt left/right) and Tabata Planks. 1 min rest between.
Part 2: AMRAP 15 – 25 DU, 25 Pushups, 100m Run, 100 Mountain Climbers.
Scale: SUx3, Pushups -> Box/Bar
Notes: Part 1: Side planks alternate sides, regular planks you can make harder with weight or lifting opposite leg & arm. Part 2: 3 out of 4 exercises will elevate HR, keep at a steady pace and break up pushups.