Cards from both sets can be used to create decks, following the normal deck creation rules of a minimum of 60 cards, only cards from up to 2 Ink types can be used, and a maximum of 4 of any one card
Archazia's Island - Single Booster Pack (12 cards) - Disney Lorcana Ursula's Return - Single Booster Pack (12 cards) - Disney Lorcana Archazia's Island - Booster Box (24 Packs with 12 Cards each) - Disney Lorcana Ursula's Return - Booster Box (24 Packs with 12 Cards each) - Disney Lorcana Azurite Sea - Booster Box (24 Packs with 12 Cards each) - Disney Lorcana Into The Inklands - Booster Box (24 Packs with 12 Cards each) - Disney Lorcana Card Sleeves Protect your cards
So, a card like Trickery Charm could make something a wall and then it couldnt attack, and it could also make a wall, say, a goblin, allowing the ex-wall to attack
In many decks, Dawn of Hope's other ability is just a bonus, and those decks might hardly even bother with it until they need a mana sink later in the game
The anger on the characters face in the art sums up a lot of the community feelings around this issue
Im kidding, but I could just sit there for hours looking at the pretty things