Genkimaru
Genkimaru is the estranged son of Kibaomaru, he joined the SDG to save Ark and get revenge on his unknowing father for abandoning his mother. Despite his bratish behaviour, destiny seems to have something special in mind for Genki as he possesses the ability to cut holes in the fabric of space time to allow himself and others to cross dimensions. He is also the leader of the Genki Energy Force which protects Ark against all evil in the end of the series. It is eventually revealed that Genkimaru will become the DaiShogun of Perfect Virtue.
As the legendary Musha Gundam, Daishogun. He possesses reality bending powers which he theatrically uses with a wave of his fan. Initially showing up to give Bakunetsumaru cryptic hints about the future that awaits him.