Summoning Gods from All Realms

When Wei Yang woke up, he found that he had traveled through time and entered a game he designed. Others are playing RPGs, but he is playing survival. Fortunately, he awakened and became the Summoner's destiny, which gave him a glimmer of hope. Aren't connecting dimensions and summoning legions all basic operations? Look, they scare you players. But later he discovered that the game seemed to be out of his control...