Step-down
Bench Calves Glutes Hip Adductors Quads
original: redgifs.com/watch/GrizzledDenseIlladopsis
Weighted Inverse Leg Curl
Medicine Ball Mountain Climber
Walking Leg Cradles
BOSU Ball Single-Leg Balance
Bridge Frog Pump
Tire Jump
Toe Touchers
Weighted Lying Leg Raise
Sprinter Skips
One-Arm Burpee
Barbell 45 Degree Back Extension (on hyperextension apparatus)
Crossed-arms Crunch
Elbow-to-Foot Lunge
Staggered Lunge
Weighted Back Extension (on hyperextension apparatus)
Lever Power Runner (plate loaded)
Cable Standing Leg Raise
Barbell Stepover
Hip Extensions
Walking Lunge With Overhead Weight
Smith Step Down
Lever Lying Leg Press (plate loaded)
Plank
Lever Lying Leg Curl