Calasmos

Calasmos is the ture main antagonist of Dragon Quest XI.

Appearance
Through out the game, he is usually shown in his soul form, which is a black Tockle. However, when his soul reunited with his body, he has green armour and resemble an Acguy from the Gundam series.

Personality
Calasmos is shown to be extremely malicious. He will stop at nothing to bring total destruction to the entire world.

Biography
Before the event of the game, Calasmos want to engulf the entire world into darkness. The original Luminary, Erdwin and his party fight him and defeated him. However, just as Erdwim is about to give the finishing blow. He was betrayed and murdered by the mage Morcant, who was manipulated by Calasmos to commit the murder, who process to claims Calasmos's power for himself and become Mordegon. Without the Luminary,  the Lord of the Void cannot be destroyed. So the priest Serenica and the Watchers sealed Calasmos's body away and sent him to space in his prison which resembles an orange orb. The orb will be later called Erdwin's lantern.

However, Calasmos's soul is not sealed away and wondered around.