Ep. 50: Ash devises a ground-type strategy to defeat Elesa's electric Pokémon
Aired on September 29, 2011

50
Ash prepares a specific battle plan to challenge the Nimbasa Gym Leader, Elesa. He recognizes that her team consists of electric-type Pokémon, which have a known weakness to ground-type attacks. Consequently, he intends to utilize ground-type Pokémon to counter her strategy and secure a victory in the gym battle.
Episodes
- Ep. 46 · Ash and friends encounter sick Cubchoo and fighting Beartic tribes on a damaged mountain.
- Ep. 47 · Meowth's Secret Alliance with Team Rocket Exposed During Rest
- Ep. 48 · Underground Battle with Team Rocket and Dr. Zager
- Ep. 49 · Ash arrives in Nimbasa City to challenge Gym Leader Elesa for his fourth badge.
- Ep. 50 · Ash devises a ground-type strategy to defeat Elesa's electric Pokémon
- Ep. 51 · Cilan seeks stamps for a Subway Master challenge while Ash and Iris help a lost Axew.
- Ep. 52 · Ash and friends reunite with Trip who mentions Champion Adler
- Ep. 53 · Ash and friends help Tobio's Maractus overcome its fear of heights during a musical practice.
- Ep. 54 · Ash and friends meet a photographer seeking Sawsbuck's four seasonal forms