Card Type: These are Pokémon cards, specifically "Mew ex" cards.
Set:
The card on the left is from the "Shiny Treasure ex" set (SV-シャイニートレジャーex).
The card on the right is from the "Pokémon Card 151" set (SV-ポケモンカード151).
Rarity:
The left card is a Special Shiny Rare (SSR), numbered #327/190.
The right card is a Secret Rare (UR), numbered #208/165.
Grading: Both cards are graded by BCTC.
The left card received a perfect score of 10 in all categories (Centering, Corners, Edges, and Surface) and is labeled as "PRISTINE".
The right card received a 9.5 in Centering and 10 in other categories (Corners, Edges, Surface) and is labeled as "GEM MT+".
Artwork:
The left card has a blue-toned, holographic background.
The right card has a gold-toned background with a starburst pattern.
Pokémon: Both cards feature Mew, a Psychic-type Pokémon.
HP: Both cards have 180 HP.
Abilities:
Both cards have the ability "Restart," which allows the player to draw cards until they have a certain number in their hand.
Both cards have the attack "Genome Hack," which allows the player to copy an attack from the opponent's active Pokémon.
Card Text: The text is in Japanese.
Edition: Both cards are from the 2023 Japanese Pokémon Card releases.