Ravensburger has done a great job of getting us all excited
In fact, there are only two Iconic cards available in all of Lorcana (at least for the moment)
Combined with other cards that add to your inkwell, such as Gramma Tala and Mickey Mouse, Detective, or other lore-generating cards, you could be in with a deck that barely gives your opponent a chance to know what hit them
However, its in Arthurs ability that he truly shines: when played, he can give a chosen character Challenger +2 and Resist +2 (that means they get +2 Strength while Challenging and a reduction of 2 damage thats being dealt to them), plus they can also challenge Ready, not Exerted, characters on the same turn too
Weaknesses With any go-wide deck, you're always going to be vulnerable to control archetypes