When I crushed my brother in a pvp battle on minecraft

It was a kit pvp battle I got the kit thore with a iron axe sharpness 5 and a head that has protchon 5,my brother got butter god it was full gold armer all fire prothen 1 and a gold inet sparpness 3 fire aspect 3 I kill him but then I die besouse he had fire on me we boath died fight 2  I got the archer