Oh boy. A first page spot!
Solo: 1st gen: Venusaur, Charizard, Blastoise, Butterfree, Beedrill, Pidgeot, Raticate, Fearow, Arbok, Raichu, Sandslash, Nidoqueen, Nidoking, Clefable, Ninetales, Wigglytuff, Golbat, Vileplume, Parasect, Venomoth, Dugtrio, Persian, Golduck, Primeape, Arcanine...