How To Get Mega Victreebel In Pokémon Legends: Z-A
via screenrant.com
Short excerpt below. Read at the original source.
Pokémon Legends: Z-A introduces many new Mega Evolutions, and one of these is Mega Victreebel, which can use Grass- and Poison-type moves to great effect. However, in order to get Mega Victreebel, players will need to jump through a few hoops first. Thankfully, most of it is pretty straightforward.