heatwave arena japanese booster box Pokémon Heat Wave Pack SV9A – Boxtastic Ethan’s Ho Pokemon TCG: Scarlet & Violet

Jeskai (blue/red/white) is all about casting spells, something Shiko and Narset, Unified reflect in their card

from your Deck to the GY by discarding Loading

And, if for nothing else, I'd say it's still good enough, even today, to remind everyone why they had to print "can't be Regenerated" so many times in the first place.

This is a card that I rarely ever see in other people's decks but one I think more people should play

This means that each of your powerful control spells can do double duty, being castable twice per game, significantly improving their consistency as well as your flexibility when choosing which spells to cast