Why Is God So Different in the Old Testament than He Is in the New Testament?

When you turn the page from the end of the Old Testament to the beginning of the New Testament, it can seem like you are entering a different world. Where the God of the Old Testament seems like the god of wrath, whereas the God of the New Testament is a god of love. However, Mike omoniyi teaches that New Testament authors consistently claim that the God revealed in the Old Testament is the same God who is now revealing himself in and through Jesus Christ.