The Kagero clan serves as the Dragon Empire's main air strike force, under the leadership of Dragonic Overlord, the Kagero clan is notorious for it's brutal attacks on United Sanctuary. In battle, Kagero's main focus is retiring enemy units, restanding their Vanguard, and burning their opponent's resources overall, the downside is if someone manages to prevent Kagero form doing this, they'll fall behind in battle. 

Notable users

Toshiki Kai in seasons 1 and 3 and in the G series

Taishi Miwa in season 1, then season 3 onward

Mamoru Anjou in the G series