It seems to have stopped with Damon, who actually does survive in the manga even though it looks like he might die at one point.
Originally Posted by Blackjack Gabbiani
You really didn't know? And you still got two Badges!?! HOW FUNNY! A Pikachu evolves into an Electric Pokémon called Raichu, it gets to be about 2 feet 7 inches tall, Pikachu can shock you, but otherwise it's pretty cute, don't you think? So if you don't let them evolve, they make great pets, especially for little girls, but I'm sure you knew that? Didn't you? REALLY? You didn't? And you have TWO badges? AHAHAHAHAHA-AHAHAHAHAHAHA!!!!!!