The Pokemon is still to make its official return, however, meaning that there are just seven Kadabra cards in existence at the time of writing
Sure, you only get one of the three cards into your hand, but the others going into your graveyard is easily exploitable
If you are sending individual cards worth $50 or more, make sure the insurance will cover this This might sound stupid but...don't use the money you got from the cards until you are sure they have arrived safely, the last thing you want is to have to refund $300 to someone while you wait for insurance (or not) but you are unable to as you already bought something else with it
Any color you like, it just costs you one additional card
Return to the Earth and Ruthless Instincts look like they are interesting combat tricks, but nothing terribly amazing
(This feature works over the internet in the Nintendo Switch Online Expansion Pack version!) There's a less than 1% chance the card will be the Game Boy-exclusive Phantom Mew, who does random damage