Messianic Credentials Who Can Supply Them..
It has already been fulfilled so no one can.
Besides: There can be no other proven Messiah as the records have been destroyed and the Prophecy has already been fulfilled.

http://www.foigm.org/messiahinthelawpart2

Jehovah said that the promised Seed would be one of David's descendants---- 1 Chronicles 17:7, 11, 14.

There can be no other.

Fulfilled Prophecy Reasons To Believe.

http://www.reasons.org/fulfilled-prophecy-evidence-reliability-bible

Prophecy's Fulfilled Recently.

http://www.therefinersfire.org/recent_prophecy.htm

There can be no other.