These look like normal creatures other than the fact that they have a metal bar running vertically through their art and a strange-looking text box
In the game, typically using a deck of 60 or more trading cards, players take on the role of combat wizards and square off against each other using the spells, artifacts, and creatures featured on those cards to combat opponents
Alternatively, you could use a card like Illusionists Bracers to copy the 10,000 Needles ability onto another creature, giving your opponent 20,000 needles to try to avoid instead
They are Sword and Shield Base Set, Rebel Clash, Darkness Ablaze, and Vivid Voltage
Destroy both battling monsters
For more on Pokemon TCG Pocket, take a look at our guide to the rarest cards available in the game, as well as how to add Flair to your cards