Aboru

Aboru is a original character created for Seven Deadly Sins Grand Cross mobile game.

History
Jericho and Gilthunder senr on a mission to deal with a demon who Bartra had a vision of appearing and shows up. He introduces himself to them as Galand’s nephew but however he gets angry when they said his uncle was killed by Escanor and began to attack them.

He was presumably defeated by them.

Galand
Not is much is known between them other than fact he’s his uncle. He was furious when Jericho and Gilthunder said he was killed by Escanor implying he really cared about his uncle.