mewtwo pokemon card 51/108 I was going through my old cards I got as a kid. As you can see the left one has sparkling shardlike spots. I know the regular on the right including damage My cousin says this card

If you do, for the duration of combat, the attacking and blocking creature cards are treated as if they are creature cards on the battlefield which means they can be affected by spells or abilities that would affect creatures on the battlefield

Additionally, the spacing of the border is a dead giveaway given that valid cards are always centered while fake usually have the Pokball sticking out too much on one side

Card Set(s) -THE TIME OF BATTLE- [OP-16] CARD VIEW OP16-098 | SR | CHARACTER Yamato Attribute Strike Block icon 5 Effect [On Play] Draw 1 card and trash 1 card from your hand

This is because in most limited formats, there are opportunities to draft decks (or build decks) that maximize the mana curve so that you can steamroll your opponent before they even have a chance to set up a game