rfid blocking card sleeve review Paper 3.38x2.13 Blank (1840-5084) – In the Google Play store RFID Blocking Cards vs Sleeves:

Yes, you have two discard two cards in order to use its effect but discarding is sometimes potentially good depending on the circumstances

Eight mana is a fairly hefty price to pay for a 10/10 creature without trample, and so the extent to which this card is playable is directly proportional to the extent to which its cost can be reduced

Finally, the most severe consequence is that fake cards can damage the value of real Pokmon cards

No, they arent

Calamitous Tide Four generic, two blue sorcery Uncommon Return up to two target creatures to their owners' hands

Otherwise, its a sort of run-of-the-mill two-mana creature destruction sorcery