Team Galactic scientists

Team Galactic scientists are either members of or contracted by Team Galactic that help design and create new machinery for Team Galactic's plans like using the Lake trio to craft the Red Chain extracted from them and are dedicated to experiment on Pokémon like Team Rocket scientists.

In the games

Diamond/Pearl/Platinum

Some of the scientists join Team Galactic to earn money and get power. Both they and the Galactic Grunts are located in the Galactic Eterna Building and the Team Galactic HQ to prevent the player from taking their plans down.

Pokémon

Diamond/Pearl

This is the only Pokémon they battle with:

Kadabra

Platinum

Kadabra

Porygon2

Kirlia

Trainer list

Pokémon Diamond/Pearl

Trainer name	Battle	Winnings	Pokémon
Scientist Darrius	Initial battle	$1776	Lv.37	-------	-------	-------	-------	-------
Scientist Fredrick	Initial battle	$1680	Lv.35	Lv.35	-------	-------	-------	-------
Scientist Travon	Initial battle	$720	Lv.15	-------	-------	-------	-------	-------

Pokémon Platinum

Trainer name	Battle	Winnings	Pokémon
Scientist Darrius	Initial battle	$2016	Lv.42	-------	-------	-------	-------	-------
Scientist Fredrick	Initial battle	$1920	Lv.40	Lv.40	-------	-------	-------	-------
Scientist Travon	Initial battle	$960	Lv.20	-------	-------	-------	-------	-------