The Tower of Mastery is a prominent structure in the Pokémon universe, specifically featured in the game series Pokémon X and Y. It serves as a training ground for Pokémon and their trainers, focusing on enhancing their skills and abilities. The tower is known for its challenging battles and unique training opportunities, allowing trainers to test their strategies against various opponents. At the top of the Tower of Mastery, trainers can achieve a higher level of mastery over their Pokémon, often culminating in the ability to Mega Evolve certain Pokémon. This feature highlights the importance of teamwork and understanding between trainers and their Pokémon, making the tower a significant location for growth and development in the Pokémon journey.