Roserade: Find a Roselia and evolve it with a shiny stone.
Roselia: Route 208, 209, 210, 212, 221, 224, 229, 230, Great Marsh, Trophy Garden
Ambipom: Find a aipom and evolve it after double hit learned.
Aipom: Route 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 218, 221, 222, Eterna Forest, Floaroma Meadow, Fuego Ironworks, Valley Windworks
Happiny: Trophy Garden
After Palkia: Heatran: Stark Mountain
After Leafeon: Glaceon: Evolve Eevee by leveling up by icy rock in Route 217
Porygon2: Evolve Porygon by trading holding Up-Grade
Porygon: Veilstone City
Elekid:Hatch by egg
Electabuzz: Route 222
Frostlass: Evolve Snorunt by using Dawn Stone on female
Snorunt: Route 216, 217, Acuity Lakefront, Lake Acuity