X-Venture: Extinction Exit

Uh-oh! X-Venture Xplorers have to come face-to-face with history"s hardest hitting issue when an interstellar guest decides to make a visit! Facing dinosaurs was hard enough, but when it comes to what killed them and their world off, there"s only one thing to do- run! Will the X-Venture Xplorers forced to endure prehistory"s swan song, the greatest hit in Earth"s known history? Or will they make their EXTINCTION EXIT?