In the December 2, 2025, Pokemon Legends Z-A Mega Dimension trailer, The Pokemon Company revealed a new Mega Lucario. Called Mega Lucario Z, the new mega evolution was showcased in all its glory in a roughly two-minute clip as it squared up against Mega Lucario and easily defeated it. The Mega Lucario Z reveal was leaked earlier this week. The post had correctly predicted the new Mega Lucario form and new customization options for the player avatar. Mega Dimension comes on December 10, 2025.Mega Lucario Z debuts on Dec 10 in Pokemon Legends Z-A Mega DimensionThe clip begins with two Lucario, a Dragalge, and a Clawitzer facing each other. One of the Lucario immediately mega evolves, taking out the other Pokemon, and facing up against the other Lucario. The base Lucario's trainer triggers a mega evolution, but it is different from the earlier Mega Lucario.Mega Lucario Z has gray/steel streaks instead of the usual red, and the face design looks like a mask. The Pokemon Company states the following:"While Mega Lucario concentrates its aura into a destructive force, Mega Lucario Z uses it to surround its entire body, cloaking itself to increase its defense, flexibility, and agility. It can utilize its aura in a variety of ways, including stretching it into a shield or channeling it into physical blows by concentrating it into specific parts of its body, such as its legs or fists. Like Mega Lucario, Mega Lucario Z is a Fighting- and Steel-type Pokémon."Also Read: All new Mega Evolutions in Pokemon Legends Z-A Mega Dimension DLCThe Pokemon Company mentioned that Mega Lucario Z is the first Z Mega Evolution. This new branch of Mega Evolution focuses on Pokemon Mega Evolution that will "require less time to fire off moves... but they also burn through their Mega Power very quickly".Pokemon Legends Z-A players can start the special Mewtwo side quest now by gathering the Mega Mewtwo stones through Mystery Gift.