Pokemon: Indigo League:
Artist: Jason Paige
Lyrics: John Loeffler
Composer: John Siegler and John Loeffler
Arrangement: John Siegler
Pokémon: Adventures in the Orange Islands:
Artist: Russell Velázquez
Lyrics: John Loeffler
Composer: (Not listed by Bulbapedia)
Arrangement: John Siegler
Pokémon: The Johto Journeys:
Artist: PJ Lequerica
Lyrics: (Not listed by Bulbapedia)
Composer: John Loeffler and John Siegler
Arrangement: (Not listed by Bulbapedia)
Pokémon: Johto League Champions:
Artist: David Rolfe
Lyrics: John Loeffler and John Siegler
Composer: John Loeffler and John Siegler
Arrangement: (Not listed by Bulbapedia)
Pokémon: Master Quest:
Artist: David Rolfe
Lyrics: John Siegler and David Rolfe
Composer: John Siegler
Arrangement: David Rolfe
Pokémon: Advanced:
Artist: David Rolfe
Lyrics: John Siegler and David Rolfe
Composer: John Siegler and David Rolfe
Arrangement: (Not listed by Bulbapedia)
Pokémon: Advanced Challenge:
Artist: David Rolfe
Lyrics: (Not listed by Bulbapedia)
Composer: John Siegler and David Rolfe
Arrangement: (Not listed by Bulbapedia)
Pokémon: Advanced Battle:
Artist: David Rolfe
Lyrics: John Siegler and David Rolfe
Composer: (Not listed by Bulbapedia)
Arrangement: John Siegler and David Rolfe
Pokémon: Battle Frontier:
Artist: Jason Appleton
Lyrics: (Not listed by Bulbapedia)
Composer: John Loeffler and David Wolfert
Arrangement: (Not listed by Bulbapedia)
Pokémon: Diamond and Pearl:
Artist: "Breeze" Barczynski
Lyrics: "Breeze" Barczynski
Composer: John Loeffler and David Wolfert
Arrangement: (Not listed by Bulbapedia)
Pokémon Diamond & Pearl: Battle Dimension:
Artist: John Loeffler (movie), Kirsten Price (DP)
Lyrics: John Loeffler and David Wolfert
Composer: John Loeffler and David Wolfert
Arrangement: (Not listed by Bulbapedia)
Pokémon Diamond & Pearl: Galactic Battles:
Artist: Erin Bowman
Lyrics: John Loeffler and David Wolfert
Composer: John Loeffler and Manny Corallo
Arrangement: Manny Corallo
Pokémon Diamond & Pearl: Sinnoh League Victors:
Artist: Adam Elk
Lyrics: John Loeffler and David Wolfert
Composer: John Loeffler and Manny Corallo
Arrangement: Manny Corallo
Pokémon: Black & White:
Artist: Erin Bowman and Joe Philips
Lyrics: John Loeffler and David Wolfert
Composer: John Loeffler and David Wolfert
Arrangement: John Loeffler and David Wolfert
Pokémon Black & White: Rival Destinies:
Artist: Alex Nackman and Kathryn Raio
Lyrics: John Loeffler and David Wolfert
Composer: John Loeffler and David Wolfert
Arrangement: John Loeffler and Manny Corallo
Pokémon Black & White: Adventures in Unova:
Artist: Neal Coomer and Kathryn Raio
Lyrics: John Loeffler and David Wolfert
Composer: John Loeffler and David Wolfert
Arrangement: John Loeffler and Manny Corallo
Pokémon the Series: XY:
Artist: Ben Dixon and The Sad Truth
Lyrics: John Loeffler
Composer: John Siegler and John Loeffler
Arrangement: Ed Goldfarb
Pokémon the Series XY: Kalos Quest:
Artist: Ben Dixon and The Sad Truth
Lyrics: Ed Goldfarb
Composer: Ed Goldfarb
Arrangement: Ed Goldfarb and Akhil Gopal
Pokémon the Series: XYZ:
Artist: Ben Dixon and The Sad Truth
Lyrics: Ed Goldfarb
Composer: Ed Goldfarb
Arrangement: Ed Goldfarb and Akhil Gopal
Pokémon the Series: Sun & Moon:
Artist: Jannel Candrice and The Sad Truth (featuring Ben Dixon and the Vestigial Horns; guitars by James Harman)
Lyrics: Ed Goldfarb
Composer: Ed Goldfarb
Arrangement: Ed Goldfarb and Jeff Stuart Saltzman
If you'd like, I can also list the ones used for shorts, specials, and movies, if they use a theme different from the ones listed above.
