Its too soon to call this a Tier 0 meta and cry for card bans just yet, but the one thing we know for a fact is that Sapphire is going to be absolutely everywhere, and if you dont enjoy playing against it, the next few months are going to be pretty rough
In terms of stats, 'Arthur, Wizard's Apprentice' may not rival the most powerful or tactical brilliant entries in Disney Lorcana, but it's a handy addition for what is fast becoming one of the best card games
Summon: Kujata With a big body and even bigger impact, Summon: Kujata comes in swinging
Emblems can't be interacted with, so they need to be behind a pretty big gate
If an Adventure spell leaves the stack in any way other than resolving (most likely by being countered or by failing to resolve because its targets have all become illegal), that card won't be exiled and the spell's controller won't be able to play that card from exile later