Seven deadly sin crossover with Mlp

After Escanor, the sin of Pride's "death" after the battle against the Demon king. He wakes up to find himself in a land of talking ponies. Soon he meets the royal sister, Celestia and Luna, where he explains his powers. Soon afterwards, the princesses get notice of an axe which has fallen onto a tavern.

That axe is Escanor's Sacred treasure Divine axe Rhitta

Despite having no ill intent on this world, Escanor has a nagging feeling that he might not be the only one from his world to come here after death. But who could it be, it could be a long time friend of Escanor, or it could be his worse rival. Who knows?