The Argos Team was formed before the Three Factions held a conference to sign a peace treaty. Following the Khaos Brigade attack at the conference, the Argos Team was offered the position of being the vanguard of the Three Factions, which Lyonel accepted.
|Lyonel Mycenae||Vali Lucifer|
|The son of Azazel and the descendant of the Greek mythological hero Perseus. He is a third-year student at Kuoh Academy and the possessor of the Sacred Gear Regulus Nemea, one of the 13 Longinus.||The descendant of Lucifer and the possessor of the Longinus Divine Dividing. He is known as The Strongest White Dragon Emperor.|
|Grayfia Lucifuge||Katerea Leviathan|
|She is Lyonel's manager and is known as The Silver-Haired Maid of Annihilation.||The descendant of Leviathan and former co-leader of the Old-Maou Faction.|
|Arthur Pendragon||Le Fay Pendragon|
|The descendant of King Arthur as well as the witch Morgan le Fay. He is the older brother of Le Fay Pendragon and is known as The Strongest Holy Sword User.||A witch who is the descendant of Morgan le Fay and the legendary King Arthur. She is the younger sister of Arthur Pendragon.|
|The descendant of the first Monkey King, Sun Wukong.||She is the older sister of Koneko and a wanted Stray Devil.|
|A giant wolf known as the God-Devouring Wolf who is the son of Loki.||
A golem from english folklore.
The son of the legendary Grim Reaper Pluto. He left the Realm of the Dead to search for strong opponents.
- Argos is where Lyonel's ancestor, Perseus took up residence in.
- Lyonel and Vali recruited their team in-order to battle Rizevim Livan Lucifer. As such, they have not recruited any other Sacred Gear users into their team, as they would be useless against Rizevim with his Sacred Gear Canceller.