Ash battles Erika in the episode that's titled "Pokémon Scent-sation." It is Episode 26 in Season 1 according to the U.S. Episode Count.
Ash's Swadloon evolves into Leavanny in the episode titled "The Battle of the Samurai," which is the 19th episode of the Pokémon Black & White series. In this episode, Ash and his friends encounter a Pokémon battle involving a Samurai and his Leavanny, which inspires Swadloon to evolve during battle. This evolution signifies Swadloon's growth and strength as a Pokémon.
Ash caught Heracross in Episode 79 of "Pokémon," titled "The Bug Stops Here." In this episode, Ash and his friends encounter a swarm of Heracross and Caterpie. After a battle, Ash successfully captures Heracross, adding it to his team.
Diamond and Pearl Battle Dimension episode Tanks for the Memories episode 525
Ash's Monferno evolved into Infernape in the episode titled "The Battle Finale of Legend!" This episode is part of the Diamond and Pearl series, specifically the 21st episode of the Sinnoh League. The evolution occurs during a climactic battle against Tobias, where Monferno evolves after a moment of intense determination and fighting spirit. Infernape then showcases its new powers in the battle.
The episode in which Ash battles Skyla, the Gym Leader of Mistralton City is titled "An Amazing Aerial Battle." Ash chooses to use Tranquil, Krokorok and Pikachu in his battle whereas Skyla will be using her Pokémon team which consists of her Swoobat, her Unfezant and Swanna.
ash uses torkal at the battle pyrimad in episode 461
Ash battled Norman in the episode "Balance of Power."
Ash used his Bulbasaur to battle Erika's Gloom however the battle was short-lived as Team Rocket caused a fire in the gym. Because of this everyone had to evacuate however Gloom was trapped inside the gym. Ash decided to go inside and save it and after the gym was extinguished with the help of Ash's Squirtle, Erika rewarded Ash with the RainbowBadge for his bravery.
Ash battles Richie in episode 81: Friend and Foe Alike.
ash dressed up as a girl in Pokemon episode ' Pokemon Scent-Sation!' because he thought he had to like perfume to get into erika's gym
ash does not face lance at all
episode 24
The Semi Final Frontier
Ash leaves Hoenn (Battle Frontier) in episode 468: Home Is Where The Start Is and arrives in Sinnoh in episode 469: Following A Maiden Voyage.
Ash caught Heracross in Episode 79 of "Pokémon," titled "The Bug Stops Here." In this episode, Ash and his friends encounter a swarm of Heracross and Caterpie. After a battle, Ash successfully captures Heracross, adding it to his team.
Ash had a double battle against Suwama in the Best Wishes episode number 077, 'Evolution by fire!'.
Diamond and Pearl Battle Dimension episode Tanks for the Memories episode 525