Its got Ward, which is always a handy keyword ability
Sephiroth falls more firmly into the "death and taxes" camp than he does card-draw, gaining +1/+1 every time an opponent-controlled creature dies
Its "Vanish" ability lets you banish an opponent if Giant Cobra is chosen for an action, and its "Mysterious Advantage" lets you choose and discard a card for 2 lore when you first play this card
Lastly, take a look at our Lorcana Ink Types article, which will give you a deeper insight into what the games Inks represent, as well as how they function differently in Disney Lorcana
It casually dipping into each of the four packs is welcome as, as you might have picked up on earlier, new seasons of cards can be daunting to players (myself included) for the rules they bring
Emerald excels at unconventional win lines and tempo plays