Raticate

Raticate is card 40 in the Base set (1999), a uncommon Pokémon card with the Colorless type, so it has a white card frame. In Tall Grass Club you'll find it about 1 in 11 packs when you open free Base packs.

Uncommons appear three to a pack, so keep opening and it will turn up.

Want to know more about the Pokémon? See Raticate in the Pokédex.