Raticate

Once during your turn, when you play this Pokémon from your hand to evolve 1 of your Pokémon, you may look at the top 4 cards of your deck and put all Item cards you find there into your hand. Shuffle the other cards back into your deck.

Its whiskers are essential for maintaining its balance. No matter how friendly you are, it will get angry and bite you if you touch its whiskers.