Rival Battle #1 - Professor Oak's Lab

Rival Battle #2: Route 22

Rival Battle #3: Nugget Bridge

Rival Battle #4: S.S. Anne

Rival Battle #5: Lavender Town Pokemon Tower

Rival Battle #6: Saffron City Silph Co.

Rival Battle #8: Route 22​

Rival Battle #9: Pokemon League

Fly to Lavender Town and Go West Through Route 8

Hit "Start" and Fly Away Before Battling this Trainer

Fly Back to Cerulean City

Battle This Trainer (Make Sure He Walks Towards You)

Catching Mew (Level 7)

Starting in Cerulean City

Going North Past the Nugget Bridge and Using Surf (HM03) to Travel Back South

Cerulean Cave Entrance

Catching Mewtwo (Level 70)