This is the 7692nd most frequent Korean word.
포켓몬
"Pokémon" (a franchise of fictional creatures and games).
In this sentence, '포켓몬' is used as the object of the verb '좋아하다' (to like), indicating the subject's preference for Pokémon.
나는 포켓몬을 좋아합니다.
I like Pokémon.
Here, '포켓몬' is used as an attributive noun modifying '카드,' specifying the type of cards as related to Pokémon.
어린 시절에 친구들과 함께 포켓몬 카드를 가지고 놀았습니다.
During my childhood, I played with Pokémon cards with my friends.
In this context, '포켓몬' describes the genre or franchise of the 'game,' indicating it relates to Pokémon.