Combine this with a powerhouse like the new Zacian V or Mega Lopunny and Jigglypuff GX, and you have an easy win on your hands, especially with how common Tag Team GX cards still are in the metagame
Of course, these stats can be modified through the use of cards such as weapons to improve Combat, esoteric texts for Intellect, mystic talismans for Willpower, and talents such as hyperawareness for Agility
Add in the fact that its just a good card that just blanks so many creatures and you have something that is very appealing even if it seems somewhat underwhelming
It seems like many players just can't stop talking about the powerhouse, Charizard ex [Obsidian Flames]
Spell Pierce also scales better into the late game than all the other one and zero mana soft counters
Put the exiled cards on the bottom in a random order.) The first spell you cast each turn that mana from a Treasure was spent to cast has cascade