"League of Legends" in-game K-pop group K/DA released "Firestarter," performed by Sophie Powers, Mimi Webb and I-dle members Miyeon and Soyeon.

Oct. 19 (UPI) -- K/DA is back with new music.

The League of Legends in-game K-pop girl group released a single and music video for "Firestarter," its first new song in six years, on Monday.

K/DA consists of League of Legends characters Ahri, Kai'Sa, Evelynn and Akali. "Firestarter" is performed by real-life music artists Sophie Powers, Mimi Webb and I-dle members Miyeon and Soyeon.

The "Firestarter" video was created with Fortiche, the French animation studio behind Arcane, the hit animated Netflix series set in the world of League of Legends.

The song follows the release of "Live My Life," a new single from the in-game boy band Heartsteel, consisting of Aphelios, Sett, Yone, K'Sante, Ezreal and Kayn. The song is performed by Anderson .Paak, Baekhyun of EXO, Connor Price and Nic D.

Riot Games also recently released an orchestral theme from Pentakill, the in-game heavy metal band made up of Kayle, Karthus, Mordekaiser, Sona, Yorick and Olaf, for the upcoming League of Legends World Championships.