If you control more than one object with the specified name, you select one object with that name to exile
Unlike some of the most valuable cards in Team Up, this Mewtwo GX marks an unusual trend in this set: a lack of Tag Team varieties
One is that the focus of hand traps in the current environment is directed toward the Graveyard
Earlier I alluded to reaction cards being a cause of complexity, and that's because you have to add little stages in all the parts where a reaction can be played, then you need to decide what happens if someone plays a reaction card in response to another reaction card
What I would caution is to be careful on how much you spend on a specific serialized card
It can even be very good against one of the best tier 1 decks in the format, UR Murktide, as it shrinks Dragons Rage Channeler, survives Lightning Bolt and removes cards to prevent Murktide Regent getting delved in at a discount