The Alpha Pack
However his plan failed, and the other Alphas either abandonned him, or were killed, and the pack collapsed.

Deucalion becomes Alpha of the Torchbearer Pack.
Ennis Brewster becomes Alpha of the Cottonwood Pack.
Due to manipulation by Peter Hale, Derek Hale becomes convinced that and Paige's relationship is doomed because she's human. Knowing Talia Hale would never agree to do it, he asks Ennis to give her the bite.
A member of the Cottonwood Pack is executed by the Argent Clan, in retribution for having killed an Argent Hunter.
A Beta member of the Torchbearer Pack attempts to challenge Deucalion for the Alpha possition, believing his recent blinding means he is vulnerable.
Instead, Deucalion kills him and absorbs his power, leading to him killing the rest of his surviving betas and founding an Alpha Pack.
Scott tries to broker a peace with the Alpha Pack, but it's a trap. Ennis and Derek are apparently killed in the conflict