It prevents your VMAX Pokemon's attacks from being affected by anything
Squirtle Illustration Rare, 148/142 As one of the original 151 Pokemon, from the very first Pokedex (which appeared in the Pokemon Red and Pokemon Blue video games, back in the mid-90s), as well as being one of the original three Starter Pokemon, Squirtle will always be a popular choice when it comes to Pokemon cards
With the standardization of holographic Rare cards, the Pokmon Scarlet & Violet series simplified this into the current Ultra Rare rarity, as well as making several other alterations
Gavin stated that one goal of the decks was to deliver on some of the most desired themes, so its clear the designers had their hearts in the right place
If I'm trying to build a mono-green deck, maybe I'd like to include Shalai, Voice of Plenty