How to Beat Diantha in Pokémon X and Y

Diantha is the Champion of the Kalos region in Pokémon X and Y, and defeating her requires a strong and well-balanced team of Pokémon. Here are some tips on how to beat Diantha:

1. Know her team: Diantha's team consists of six Pokémon, including a Hawlucha, Tyrantrum, Aurorus, Gourgeist, Goodra, and her signature Mega Gardevoir. Knowing their types and movesets can help you prepare your team accordingly.

2. Train your Pokémon: Make sure your Pokémon are at a high enough level to match Diantha's team. Leveling up your Pokémon through battles and training is important to make sure they have the necessary strength and moves to take on Diantha's Pokémon.

3. Use a variety of Pokémon: Diantha's team has a mix of different types, so having a diverse team of Pokémon with different strengths and weaknesses can help you counter her team effectively. Consider using Pokémon with moves that can cover multiple types.

4. Use Mega Evolution: Mega Evolution can give your Pokémon a boost in stats and make them stronger in battle. Consider Mega Evolving your Pokémon to gain an advantage over Diantha's team.

5. Use items wisely: Potions, Revives, and other healing items can be useful in battle. Make sure to use them at the right time to keep your Pokémon healthy and ready to fight.

6. Focus on taking down her Mega Gardevoir: Diantha's Mega Gardevoir is her strongest Pokémon and can deal a lot of damage. Focus on taking it down first, as it can be difficult to defeat if it gets too many turns.

7. Stay calm and focused: Don't get too stressed or distracted during the battle. Stay focused on your strategy and make smart moves to defeat Diantha's team.

With these tips, you should be well-prepared to take on Diantha and become the new Champion of the Kalos region. Good luck!