An important rule is that you can put your commander back in the command zone if it would be sent to the graveyard, to your hand, to your library, or into exile
Backgrounds can be found as Common, Uncommon, and Rare cards
If you can break the parity, Scheming Symmetry is an absurd card
Xatu attaches the extra energy, you can attach one from hand, and Dynamotor a third from the graveyard
This matters because abilities that say whenever this creature attacks will not trigger for the tokens
The pulsing energy across the background of the cards Full Art illustration as well as the gold outline surrounding Mega Mewtwo ex provide the card with a mystical feel that highlights the overwhelming force of Mega Mewtwo exs psychic powers