The effect when attacking requires an attack declaration, but it is quite excellent
5 Melmetal VMAX: Pokemon GO (Secret Rare) $10.12 A Solid Solo Start Melmetal starts strong considering it joined the Pokemon TCG during the Sword and Shield era, which featured numerous valuable cards
Grand Archive: Your champions are well and truely protected as they forge ahead into new missions with standard size sleeves protecting the cards
Selling full collection in detail Selling a complete collection is much easier
So, cards like Mars, Cyrus, and Sabrina can be switched for other Trainers that are better against the current ranked match meta
All things considered, knowing what is in your opponents hand is very useful information, however, the real value lies in your ability to take away their best creature, and turn it into Valki later