The Council of Four triggers off opponents drawing extra cards or double-spelling during their own turns, but you can also benefit from its abilities during your turn
For the Final Fantasy set, it feels like the pace of the game has become much faster, with characters like Lightning having some ridiculous combos attached to her
Since Mewtwo EX normally gets KOd so quickly and since it found its way into nearly every deck, players had to get a taste of the concept of taking 2 Prize cards when Knocking Out a Pokmon
Brilliant Stars 186/172 Ultra Ball (Secret Rare) is an Item Card from the Pokemon set SWSH Brilliant Stars
(You can use Unearth to get it back if its in the graveyard instead) and again use Songs of the Damned to make a bunch of mana if you dont want stuff like Manamorphose or Lotus Petal or the Simian Spirit Guide and Elvish Spirit Guide or something
The copy that conspire creates is created on the stack, so it's not "cast." Abilities that trigger when a player casts a spell won't trigger