The Warrior Crunch exercise works your abs, obliques and quads.
-So beginning in warrior 2, step in the left foot out, arms extended, bending your elbows in line with the shoulders. You??re gonna take an inhale straight in the left leg, twisting to the right. As you exhale, bend your left knee, right elbow towards the left knee. And on an inhale, pushing into the left heel, extending up all the way rotating. As you exhale, twist right elbow, left knee, navel, the spine.