Pokémon Gold & Silver walkthrough · Part 17 of 20

Part 17: Beat Blaine — Seafoam Islands Gym, badge 15

Beat Blaine — Seafoam Islands Gym, badge 15 opens 1 area. There is 1 trainer standing in it. The fight at this checkpoint is Blaine.

Where to go

  1. Seafoam Islands Gym

    Trainers:Blaine Lv 50

★ Blaine — Seafoam Islands Gym

3 Pokémon · level cap Lv 50 (every cap) · Blaine’s own page

PokémonMoves
MagcargoMagcargo
Lv 45
Curse Smog Flamethrower Rock Slide
MagmarMagmar
Lv 45
ThunderPunch Fire Punch Sunny Day Confuse Ray
RapidashRapidash
Lv 50
Quick Attack Fire Spin Fury Attack Fire Blast

Everything you can have caught by this checkpoint · Open the interactive guide

It also doesn't say when 5 of its areas open up, so they are listed together in the last part rather than guessed into the story.