50 years old
Nathan Fillion (born March 27, 1971, height 6' 1½" (1,87 m)) is a Canadian actor, currently starring as Richard Castle on the ABC series Castle. He is also known for his portrayal of the lead role ...
Beware my power, Green Lantern's light!
by DC Comics
Hal Jordan, the first Green Lantern. Later John Stewart and several others. Including Kyle Rayner who later becomes a White Lantern.