Which phase involves supersets of a barbell squat with a lunge jump?

The phase that involves supersets of a barbell squat with a lunge jump is categorized as Power Training. This phase aims to enhance the explosiveness and overall power of the muscles, which is achieved through exercises that combine strength movements with speed and explosive movements.

Supersets, such as performing a barbell squat followed by a lunge jump, align with the objectives of Power Training by integrating strength-focused exercises with plyometric movements. Plyometrics, like lunge jumps, develop the fast-twitch muscle fibers that are crucial for generating power quickly. This combination helps in improving not just muscle strength but also the rate of force production, which is vital in various athletic and functional tasks.

In contrast, the other phases focus on different aspects of fitness: Muscular Strategy Training is more about refining motor control and neuromuscular efficiency, Strength Endurance Training emphasizes training the muscles to sustain prolonged activity, and the Hypertrophy Phase is primarily focused on muscle growth through high-volume resistance training. Each of these phases serves distinct training purposes, but the specific combination of strength and explosive movements in the question distinctly falls under Power Training.