When Samuel met Joseph they stuck together like glue. and since then they built machines together in their home with his wife Caroline Matthews and his son Jacob Matthews, until he was incarcerated (for unspecified reasons). 

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Samuel's power of flight lets him soar into the sky.

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Samuel can be stubborn, not quitting until he finds the answer. but that can be his downfall, he might not realize that he already has the answer but keeps trying.