1. Christ, who is the Son of Man (Rev 1:13)
    Rev 14:14, Dan 7:13-14, Dan 10:5,16, Acts 7:56, Ezk 1:26, Ezk 9:2

In the Old Testament, it was foretold that Christ would come in human form. (Daniel 7:13-14, Dan 10:5,16, Ezekiel 1:26)

Daniel 7:13 I saw in the night visions, and, behold, one like the Son of man came with the clouds of heaven, and came to the Ancient of days, and they brought him near before him.
14 And there was given him dominion, and glory, and a kingdom, that all people, nations, and languages, should serve him: his dominion is an everlasting dominion, which shall not pass away, and his kingdom that which shall not be destroyed.

Dan 10:5 Then I lifted up mine eyes, and looked, and behold a certain man clothed in linen, whose loins were girded with fine gold of Uphaz:
16 And, behold, one like the similitude of the sons of men touched my lips: then I opened my mouth, and spake, and said unto him that stood before me, O my lord, by the vision my sorrows are turned upon me, and I have retained no strength.

Ezekiel 1:26 And above the firmament that was over their heads was the likeness of a throne, as the appearance of a sapphire stone: and upon the likeness of the throne was the likeness as the appearance of a man above upon it.

Jesus is the Christ who came in human form to save us. (Acts 7:56, Rev 1:13, Rev 14:14)

Acts 7:56 And said, Behold, I see the heavens opened, and the Son of man standing on the right hand of God.

Rev 1:13 And in the midst of the seven candlesticks one like unto the Son of man, clothed with a garment down to the foot, and girt about the paps with a golden girdle.

Rev 14:14 And I looked, and behold a white cloud, and upon the cloud one sat like unto the Son of man, having on his head a golden crown, and in his hand a sharp sickle.