A Prophet.
It is called the "self-fulfilling prophecy," where a person's belief or statement about a future event influences their actions or behavior, ultimately leading to that event occurring.
An oracle is generally the person that gives a prophecy.
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Cassandra
Such a person is called a "mercenary" or it may be said the person is "materialistic."
A prophet
The noun could be 'prophet' (the person who made the prophecy), or prophecy (the foretelling itself).
The second series in the Warriors book series is called "The New Prophecy." It follows the journey of the ThunderClan cats after they receive a prophecy that foretells of danger and destruction.
A self fulfilling prophecy is a prophecy that a person causes to come true because of their strong belief that it will.
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monotasking?
Juctice, Consequences, Moral ideals, or Obligations