User blog comment:ShyGuyMapping/ShyGuy's Question of Today 4/@comment-27999170-20161230135048

Charmander, Charmeleon, Charizard, Bulbasaur, Ivysaur, Venusaur, Squirtle, Wartortle, Blastoise, Rattata, Raticate, Pidgey, Pidgeotto, Pidgeot, Geodude, Graveler, Golem, Ekans, Arbok, Tauros, Scyther, Scizor, Pinsir, Spearow, Fearow, Sandshrew, Sandslash, Chansey, Blossey, Pikachu, Raichu, Aerodactyl, Lapras, Dragonite, Articuno, Moltres, Zapdos, Porygon, Mew, Mewtwo

About how much I can remember off the top of my head of Gen 1.