[1] Common cards have relatively simple mechanics and abilities, since they serve as the basic building blocks for any Lorcana deck
With 2 Lore, you can even choose Fergus himself to make sure he gets at least a turn alive when Elsa The Fifth Spirit exists, and can quest without worrying about cards like Strength of a Raging Fire
Finally, Freyalise's -6 ability will draw lots of cards with a board state full of Elves, and getting enough loyalty counters for that ability should prove easy in most games.
If youre new to the game, you might not know that Esper is shorthand for black, blue and white, and you also might not know that midrange decks are designed to do very well against a lot of different deck types
Evoking Fury and bringing it back with cards like Not Dead After All means you still get the damage trigger while ending up with the creature on the battlefield