The three other colours have the best means to win games and give an additional pool of good cycling cards
First, familiarize yourself with the basics: Pokmon cards come in rarities like Common, Uncommon, Rare, and ultra-rares such as Illustration Rares or Hyper Rares
In addition, it means that these card draw outlets are more susceptible to removal, since not every colour has a way to remove problematic enchantments
And when you dont have access to Griselbrand, its still one of the better ways to turn temporary reanimation into permanent advantage
This is similar to what normal Raiza does, but is amplified because you are additionally running normal Raiza, meaning you will incredibly frequently be stacking your opponents deck, far more than before
Wizards big attention-grabbing card whiffs, and then the community gets angry and starts accusing it of never actually releasing the card at all