Jesus Christ claimed to be God, not a created being, but God, very God.
He claimed to be part of the Trinity: Father, Son, Holy Spirit.
He demonstrated His power and authority over Satan and demons. He showed his awesome power to heal people instantly, no matter their ailments.
By His incomparable authority, He commanded the wind and the waves.
He conquered death by His resurrection.
He defeated the entire Roman Empire standing alone, and He remains the most popular and influential figure throughout history.
He is the author of life, the Great I Am, the one and only Name above all names, the Savior of your soul, should you be wise enough to take Him at his Word, repent of your sin, and accept His gift of eternal life.