This game contains examples of: Achievement System: In addition to Missions, you can earn Trophies a la Pokmon GO for reaching certain collection milestones
If the stores local to you dont, consider sending them off to the Professional Sports Authenticator the largest card grading service in the world.
Theres a new and interesting dynamic at play here
Its intended synergy seems to be to special summon multiple Monsters with Ride of the Valkyries to Special Summon multiple Valkyrie Monsters, attack with them, and then use this to get a second attack in while bypassing the negative effect to shuffle all Monsters you control into your deck (or any other maintenance cost for that matter)
Youve already heard what makes this app tickyou can collect cards featuring both new and returning Pokmon TCG artwork, do battle with mechanics exclusive to Pokmon TCG Pocket, and trade to further build your collection
Its about surprise power-level jumps and mismatched expectations