Fighting Ire With Fire!
On the way to Sunyshore City, Ash and friends run into Barry, who has just recently defeated the Sunyshore Gym Leader, winning a badge. Ash and Barry decide to have a battle, Empoleon vs. Monferno. During the battle Monferno's Blaze ability becomes activated and trouble begins. Meanwhile, Team Rocket is planning on stealing all of their pokémon.
Aired 11/02/2010EP 163 - Fighting Ire With Fire!

2006
Pokémon the Series: Diamond and Pearl
After defeating Brandon and declining the offer to be a Frontier Brain, Ash sets off to travel through the far away land of Sinnoh. Once he gets there, he meets up with Hikari, a local trainer from the region, and they decide to travel together.