The first episode of "Star Trek" produced after its pickup by the network, "The Corbomite Maneuver" quickly proves that it's not like its contemporary sci-fi counterparts. The Enterprise is forced ...

Star Trek: The Original Series ... the Enterprise is carrying a substance called corbomite that would destroy both ships.

And "Arena" is Star Trek's. The fight scene ... Fun fact: This is the first epsiode featuring a shuttlecraft. "The Corbomite Maneuver" shows the Enterprise encountering a mysterious alien.