Keitai Denjuu Telefang

Keitai Denjuu Telefang, also sold as a bootleg copy of Pokémon Diamond, was one of the first games of the intermission between Crystal and Emerald

This game is based around capturing and battling monsters via a cell phone-like device.

Memes
The poor quality translations for the in-game dialogue and actions quickly became memes in the TPP community.

-"Regret, didn't catch"

-"For the clever opponent, injure increase!"