Green started to get more and more card advantage tools in 2017 since MTGs color design philosophy elected green to be the color with more access to card advantage behind blue
In other words, proliferate takes a more proactive role in +1/+1 counter decks, and a more controlling roll in -1/-1 counter decks
Local groups are of course welcome to modify to fit their own needs, and if youd like to play those cards in an unfamiliar environment, please secure the permission of the folks youre with before the game begins (and please be gracious if they decline)
However, if we exile it with The Master, we now get access to Gyruda from the command zone for a lot less mana
Inside this box, youll find a plethora of Trainer cards and Special Energy cards, plus a Deck Builders Guide to putting them all together to create a deck that showcases your best Pokmon