Paired up with the likes of Alharu, Solemn Ritualist or Keleth, Sunmane Familiar, Slurrk can lean extra-hard into the +1/+1 counter theme, piling them high on itself and your other creatures to devastating effect
You may cast creature spells from the top of your library
Thats a small difference that can make a huge difference in desirability
Bhaal, Lord of Murder fits perfectly in creature-centric pods to make your opponents attack each other while it becomes a nasty threat itself
Just look at Vizier of Remedies that card breathed new life into the Modern format without warping Standard
Myriad Leaf Shower, its only attack, causes a base of 30 damage multiplied by how many energy cards are attached to both Ogerpon and the opponent's active Pokmon