To Mega Evolve Mewtwo, all you need to do is equip it with the X or Y Mewtwonite stones. Forget what Mable says after the battle: all you need to do is Mega Evolve them in battle just like any other ...
After the new Mega Dimension DLC trailers were released on December 2, 2025, a new Mystery Gift became available in Pokemon Legends: Z-A that grants both the Mewtwonite X and Mewtwonite Z, the Mega ...