Beta: Lunge jumps with very heavy weight on each side. Explosive movement for "Tele-skiers"
Alpha: Squat hold on balance board. Arms straight, twisting upper body. Simulating the core muscles you would use on a snowboard...(double-sided movement)
Gamma: Mogul ski jumps over grey still with tricep kickbacks, arms holding cables in tricep grip.
Delta: Sit on skateboard, reverse motion kicking legs straight while rowing with cable belt. (Overhead press may be added for additional strength training)