I know! However, their views of reality, life, and death were very different back then. It was spiritually important to give the heroes a good send off so they will impress in Viking Valhalla (the hall of death) just next door to the Allfather Odin. Odin is a cool God, his jokes are the best and his kids were amazing Gods too!

f Ægir visiting the gods in Asgard said,

What sort of dream is that, Odin? I dreamed I rose up before dawn to clear up Val-hall for slain people. I aroused the Einheriar, bade them get up to strew the benches, clean the beer-cups, the valkyries to serve wine for the arrival of a prince.