Ep 43. Survival of the Striaton Gym!

Ash and his friends have finally arrived at the Striaton City Gym, where they hope to obtain their next Gym Badge. However, when they arrive, they find that the Gym has been closed down and taken over by a group of Pokémon thieves. The thieves are using the Gym as their headquarters, and they have no intention of letting Ash and his friends pass through.

With the help of Cilan, one of the Gym Leaders from the Striaton City Gym, Ash and his friends come up with a plan to sneak into the Gym and take down the thieves. They split up into two groups, with Ash and Cilan taking one entrance and Iris and the others taking another. They move through the Gym carefully, making sure not to alert the thieves to their presence.

As they make their way through the Gym, they encounter a number of obstacles and challenges. They have to dodge traps and battle their way past the thieves' Pokémon, all while trying to find a way to rescue the Gym Leaders who have been captured by the thieves.

After a series of intense battles and close calls, Ash and his friends finally make their way to the Gym Leaders' chambers. There, they engage in a fierce battle against the leader of the thieves, who has been revealed to be a powerful Trainer named Shamus. With the help of the Gym Leaders, Ash and his friends are able to defeat Shamus and drive the thieves out of the Gym.

In the end, Ash and his friends are rewarded with their Gym Badges and set out once again on their journey through the Unova region. They have learned that working together and using their unique skills and abilities is the key to overcoming any obstacle, and they are more determined than ever to become the best Pokémon Trainers they can be.