The previous set, Wilds of Unknown (Set 12), is a useful comparison point: it shifted Amethyst and Amber strategies in Core format within its first month
Nothing here stands out or excites me in any way
(To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Instant Recursion (CTRL to add secondary) Tokens Stormchaser's Talent (Gain the next level as a sorcery to add its ability.) When this Class enters, create a 1/1 blue and red Otter creature token with prowess
The Little Mermaid villain enters late in a game due to her high cost of seven ink, but the wait is worth it
Otherwise you give them too much time to respond and have to pay the upkeep which is pretty ghastly
Whether you start attacking with Solrock or Mega Lucario ex will depend on the deck you are playing against, as typically you want to open with Solrock against single-Prize decks and with Mega Lucario ex against the decks where you need to set up for Mega Brave and attack with Hariyama