: The episode title is a play on the real-world "Battle of the Bulge" from World War II.
: Ash, Misty, and Brock return to Viridian City after a full year of traveling. Ash is eager to win the Earth Badge, the final requirement for his entrance into the Pokémon League.
: After Team Rocket refuses to hand over the badge, Togepi accidentally triggers an explosion that sends them flying. Jessie drops the Earth Badge as they blast off, and Ash recovers it just before the gym building collapses. Key Trivia 63 : The Battle of the Badge
: The battle is not fair; the gym platforms are rigged to deliver electric shocks to the Trainers whenever their Pokémon take damage. Despite the pain, Ash's determination leads him to victory with the help of Squirtle, Bulbasaur, and Pikachu.
: Gary reveals he already has ten badges, despite only eight being needed for the league, suggesting Kanto has more than eight total gyms. : The episode title is a play on
: This is the first time Giovanni's face is shown fully without being hidden in shadows. Pokemon Episode 63 Analysis: The Battle for the Badge
: An emergency forces Giovanni to leave the gym, and he leaves Jessie, James, and Meowth in charge as substitute Gym Leaders. They use Giovanni's Pokémon—including Rhydon, Kingler, and Machamp—to battle Ash. : After Team Rocket refuses to hand over
: The appearance of Mewtwo serves as a direct prelude to the first movie, Mewtwo Strikes Back .