File:Pokémon GO Mega Evolution has arrived!

Description
It appears Mega Evolution has made its way to Pokémon GO! It was observed in some regions, including the Kalos region, that certain Pokémon could reach an additional Evolutionary stage and gain incredible power for a limited time in battle. This became known as Mega Evolution. After some research, Professor Willow has documented some notable differences in how Mega Evolution works in the world of Pokémon GO.

Learn more: https://pokemongolive.com/post/megaevolution-launch