Gabriel the blessed warrior origin

Gabriel was a gladiator who was the champion. When the forces of hell invaded earth stood no chance. Gabriel attempted to save his people but was killed in the process. Heaven took pity on him and gave him new life. He returned as a warrior in blue armor and can possess blessed fires and weilds the staff of judgment a holy weapon. After stopping the invasion he was sent to earth as its guardian. He has been keeping a close eye on earth and has seen what happened to alistor. He has his own selected champions to help defend earth in the next invasion.
Hope u guys like this origin I made