Back in the late 90s and early-2000s, Pokmon TCG was a hobby for children, primarily kids who were a fan of the Pokmon video games and anime
Among those, Rosewater lists a failure to capture every single character, setting, and moment fans wanted from an FF crossover set, as well as a lack of cohesive creative design - although I'd argue the latter is a perk of the Final Fantasy set, not a flaw
Arceus VSTAR pretty much broke the meta when it came out back in 2022
Will access to Persist mean that this has a role in Modern, where there are bad Dimir control decks using Grief
Pyroblast + Hydroblast The Magic format youre in dictates whether Pyroblast and Hydroblast are effective cards, though Pyroblast has broader appeal as a means of fighting off Counterspell and Force of Will