Chrome Changer Dr. Designer Dr. Changer
|Place of Residence||Unknown|
|Display Name||Tartarus Abyss|
|Epithet||The Dark Golden Knight
The Dark Black Knight
|VRMMORPGs Played||Sword Art Online
ALfheim Online Gun Gale Online Over Galaxy World Online
|Previous Occupation||Dark Emperors (SAO)|
|Affiliation||Leader of the Nexus Яeverse|
|Previous Affiliation||Leader of the Dark Emperors|
|Voice Actor||Jon Smethen|
His past real name is known as Chrome Designer or Dr. Chrome the mysterious man that created the not finished product of «Over Galaxy World Online».
During the past of «ALfheim Online» and «Gun Gale Online», Tartarus's avatar was the same in both games having a sliver and black armor with black wings, a red sword with a red gem on it and his face with a lions mouth and a red gem on the center of his forhead.
In «Sword Art Online», his appearance changes completely calling it the "Transfiguration Ara" in witch his sliver and black armor body was covered in a golden armor suit with green gems on his chest and a green gem replacing his red gem on the center of his forhead. His wings were changed into a long red and blue cape and his eyes were replaced with six red eyes.
Tartarus's is a cold hearted leader believing that one(s) with power can only survive in the real world and that only one can lead everyone in online to balance judgement and order. He pretendes to care about his follow Nexus Яeverse members and tricking or controling them into doing full on damage to there opponents showing no mercy or pity.
Born on September 17, 7007, Tartarus Abyss/Chrome Changer was a scientist at Z-Gala Industries, humanity's accelerated to evolution leading to a better and peaceful society. However that all changed when meteors started to crash down onto earth creating huge impacts on the earths surface, destroying citys and many lives. The meteors destroyed the Z-Gala Industries building causing Chrome to get injured, losing his left arm and right leg, in the process sending himself back in time
He is seen in episode 272
"Humans are always fighting like little children, making a huge mess out of everything. Then I've got to come and clean it all up."