mewtwo pokemon card amazon V 030/078 - Go the Defending Pokémon is now Asleep The Pokémon TCG Team Rocket's

Legion sleeves are interesting for two reasons

The other 99 cards must share your commander's color identity

These Vocabulary Trading Cards are designed to look similar to the classic Pokmon trading cards

The oracle text really helps here since it reads At the beginning of the end step, destroy all untapped creatures that didnt attack this turn, except for creatures that couldnt attack. If we look back at the Arbiter we see that there's no restriction on which creature can attack, so summoning sickness aside on my turn, it is likely that all but one of my creatures will get destroyed

These cards form a bonus sheet for the set, which can be found in Play Boosters and Collector Boosters