This is partly because of the new rotation, and serves as a perfect jumping-on point for new players
The Disney Lorcana website calls glimmers of the Amber color purposeful, patient and dedicated
It actively wants cards in the graveyard to trigger effects of various permanents
2-drops that quest for 2 lore are always worth considering in aggro decks
Despite this particular stipulation making Treasure Guardian, Protector of the Cave useless unless at a location, location cards are well worth putting in your deck - not just because they make this card a lot more viable but also because they grant you passive lore every turn, meaning you dont need to actively quest with them to get it, and cannot be targeted by direct damage unless the card being used indicates it can
Set 9 is going to change up the Disney Lorcana landscape in more ways than one, and for starters, cards from The First Chapter will be returning for the set