It creates a Boo creature token each turn, encouraging you to either grow the rodent with your plus ability or 'fling' it at the enemy with the minus
Especially during those moments where you have to pack up a single 1.50 card and go to the post office, just for that card, only to yield 25p profit, and even more so when its the only thing youve sold that entire day
Sometimes I also splash for red, pushing the deck to four colors, or even the full five-color build if I get a great card in white
Mewtwo takes center stage in this artwork, as we see a sprite-like depiction of Kanto's powerful legendary Pokemon
And what makes them well, worthless
It can be used to completely clear the field of your opponent's creatures, or it can be used for targeted removal if needed