By all measures, it's the Hearthstone version of Lorcana - the app installed on my PC provides access to a digital collection, cardback and deck customisation, both ranked and direct PvP matches and detailed statistics (if you subscribe to the projects Patreon)
Playze adds over 50 new items daily and prioritizes reliability by sending image confirmation for any damaged items before shipping
Slowking's ability was that when it is the active Pokemon on a team, it would allow the player to flip a coin
To date, she has illustrated over 150 cards in the game
Green Dinosaurs are the biggest, and have some of the best abilities and power/toughness rates for cost
Finally, Sarkhan, Soul Aflame is a valuable card and an interesting commander to build a dragon deck around and get a mana discount while casting them