Battle of Eredenn

Sev'rance Tann then goes to the planet Eredenn. Tann's army exterminates the Republic army there and captures the research facilities for the Decimators. She retrieves them and grabs a protocol droid that has data on the Decimators. Sev'rance Tann is one step closer to having the Decimators under her control.

Source

 * Galactic Battlegrounds: Clone Campaigns