General Copper (SSJJ)

General Copper, or General Kappa, is an unseen (both in the Dragon Ball manga and anime) member of the Red Ribbon Army.

Biography
Copper commanded Captain Yellow, Colonel Violet and Colonel Silver.

General Copper survived the decimation of the Red Ribbon Army Headquarters as, almost immediately before that happened, Commander Red told Staff Officer Black to give the Dragon Radar to General Copper for the General to find one of the Dragon Balls known to exist somewhere in his base's vicinity. However he failed was exiled to Muscle Station, where he spent time making machines one of them being Intern an Warp-Android counterpart of him. He then created a hibernation device and spent until the end of Buu Saga in sleep.

He learnt of Daisy's trial on Earth and after her execution, stole her body and reconstructed her with machine parts from Warp. However the station was damaged due to a passing meteor storm and was forced into a hibernation with his Androids, telling him that they'll have their chance to kill Goku when they reawaken. So they spent 22 years in hibernation.