User blog comment:B214/Volume 23 discussion blog/@comment-201.19.107.224-20170603184631/@comment-31137559-20170603203647

Although Vali is a devkl, he really isn't with the three powers(devils, angels, fallen angels). He's basically independent.

Issei Hyoudou(Boosted Gear)- Underworld(Devils), Reincarnated devil/former human(high-class). Rias Gremory's peerage(pawn), King(independent), member of DxD

Vali Lucifer(Divine Dividing)- Independent, Halfblood devil(half human), Great-grandson of Lucifer, leader of Vali Team(formerly part of Khaos Brigade), member of DxD

Sairaorg Bael(Regulus Nemea)- Underworld(Devils), Pureblood devil(high-class), next head of the House of Bael, King, member of DxD

Cao Cao(True Longinus)- Mount Meru(Hinduism), Human, Indra's vanguard, former leader of Hero Faction(Khaos Brigade)

Dulio Gesualdo(Zenith Tempest)- Heaven(Angels), Reincarnated angel/former human, Brave Saint(Heaven's Joker), member of DxD

Tobio Ikuse(Canis Lykaon)- Grigori(Fallen Angels), Human, Himejima by blood, Leader of Slash Dog Team, member of DxD

Valerie Tepes(Sephiroth Graal)- Closely affiliated with Gremory Group, Halfblood vampire(half-human), daughter of King Tepes, Rias Gremory's group(Azazel Cup, bishop)

Lavinia Reni(Absolute Demise)- Grauzauberer(Magician organization), Human, member of Slash Dog team, member of DxD

Lint Selzan(Incinerate Anthem)- Church(exorcist), Human(artificial), Rias Gremory's team(Azazel Cup, knight)