Both Ash Ketchum and Ash Greninja are popular among Pokémon fans for their unique and powerful abilities. Ash Ketchum is known for his determination and growth as a Pokémon trainer throughout the series, while Ash Greninja showcases a special bond with its trainer and impressive battle skills. Ultimately, the choice of which Ash looks better comes down to personal preference and which qualities resonate more with each individual viewer. **

Ash leaves his Pokémon behind in the episode "Pikachu's Goodbye" because he believes it is in Pikachu's best interest to stay with its own kind in the wild. He wants Pikachu to be happy and feels that being with other wild Pikachu will bring it more joy and fulfillment. It is a difficult decision for Ash, but ultimately he puts Pikachu's well-being above his own desires. **

Ash Ketchum releases his Pokémon for various reasons, including to allow them to pursue their own goals and dreams, to help them grow and develop as individuals, and to give them the opportunity to thrive in their natural habitats. By releasing his Pokémon, Ash demonstrates his deep respect and understanding of their needs and desires, and he prioritizes their well-being and happiness above his own desires as a trainer. Additionally, releasing his Pokémon allows Ash to form new bonds with other Pokémon and trainers, and it reflects his commitment to constantly evolving and improving as a Pokémon trainer. **

To get Ash-Greninja in Pokémon Ultra Sun, you need to have a copy of Pokémon Sun or Moon where you have completed the special demo version of the game. Once you have completed the demo version, you can transfer your Ash-Greninja to Pokémon Bank. From there, you can transfer it to Pokémon Ultra Sun using Pokémon Bank. Keep in mind that this special Ash-Greninja cannot be bred or traded. **

Ash Ketchum is 10 years old in the Pokémon series. Despite the passage of time and numerous adventures, Ash has remained 10 years old since the beginning of the series. This is a deliberate choice by the creators to maintain the character's youthful and adventurous spirit, as well as to appeal to the target audience of young viewers. **

Ash Ketchum's Mega Pokémon is called Mega Charizard X. It is a powerful form of Charizard that Ash obtained during his journey in the Kalos region. Mega Charizard X is a Fire/Dragon-type Pokémon with increased stats and abilities compared to its regular form. **

Ash is still 10 years old in Pokémon because the creators of the show have intentionally chosen to keep him at that age in order to maintain the timeless and enduring nature of the series. By keeping Ash at 10 years old, the show can continue to appeal to new generations of viewers while also maintaining a sense of familiarity for long-time fans. Additionally, Ash's age allows for a sense of innocence and wonder that is central to the themes of the show, as he continues to embark on new adventures and learn important life lessons. **

Ash has a strong and close relationship with his Pokémon. He cares deeply for them and always puts their well-being first. He forms strong bonds with each of his Pokémon, treating them as friends and partners rather than just tools for battling. Ash's Pokémon also show a great deal of loyalty and trust in him, always willing to go the extra mile to support and protect him. Overall, the relationship between Ash and his Pokémon is one of mutual respect, trust, and companionship. **