Zaratras

Zaratras (ザラトラスダ), known as the Great Holy Knight. He was once the strongest in the order before his death ten years prior to the beginning of Nanatsu no Taizai. He is the father of the Holy Knight, Gilthunder.

Appearance
Zaratras was a man with with long shoulder length hair. He wore a suit armor with the symbal of the Holy Knight on hit. He also wore a cloak or cape.

Personality
Nothing is known about Zaratras personality.

Forest of White Dreams Arc
Meliodas mentions that they found him dead when they entered the castle, where they had to meet them. Later his son mentions that he wants revenge for his fathers death and a desire to surpass him.

Abilities/Equipment
Zaratras was once called the strongest Holy Knight before he was killed.

Gilthunder
Zaratras is the father of Gilthunder. It is unknown what kind of relationship they had but since Gilthunder wants revenge for his death then it can be assumed that they has a good father son relationship.