Draconius is the title for ten strongest Clan Member in Jansen Clan in history, the clan of the lecturers and the wise magus.
They are acknowledged by the clan internal, this will be explained in spin-offs as it was not the main focus at the main story,
Those Draconius are either from the main clan of Jansen or from the branch clan of Jansen. They are assigned as the "Lord" of their own element as the strongest known magus respective of their element in their clan.
List of known Draconius,
Past Life
#1 Alice Linberg (The astral lady) : Void Lord, the true owner of first commandment weapon : [Wand of Herrscher].
#2 Astrasus "Liu Bowen" Linberg (The inventor of [Seven Knights Formation]) : Rune Lord
#3 Lira Jansen : Space Lord
#4 Kingstone "Kingstone Jansen" Hora : Lightning Lord
#5 Kars Kijorn: Fire Lord
#6 Chris Jansen: Death Lord (Death here means Necromastery)
#7 Elea Linberg: Ice Lord
#8 Unknown Wind Magus
#9 Unknown Water Magus
#10 Unknown Shadow Magus
Current Life
#7 Lira Jansen: Space Lord
Why Linbergs and some non Jansen guy are included as the Draconius while Draconius is Jansen Exclusive stuff? It will be explained soon.