God Cultivator to Summon Grimoire World

The God who looked at humanity from above ruling several dimension was suffered from heavenly tribulation and died by betrayal by his brother was reborn into a boy of 12 year old In the world of Grimoire and summoner start his journey to become ultimate god again. If you have beast, I have heavenly beast. those who are proud of initiate skill they have, I create initiate skill by martial cultivation. if you have demon summoner, I am demon spiritual cultivator. if you had contacted with demon god, I am god. I shall rise to heaven and godly realm again to create a new era for summoner and godly realms.