The Turtles discover an artifact that sends them through time and space.

The Turtles sneak into April's school to get some pizza.

An invasion alien threatens the fate of humanity and begins in a village where there are Bill Johnson, John West and Max Giggs. The friends escape from there with the purpose of finding and destroying the invading ship before it completes its evil plan of conquest.

Steven lives in Oakwood, a small, sleepy suburb of Los Angeles. Everything is as always, but in this night he becomes a witness of a zombie attack. Steven is searching for help at his buddy Corey, the horror-freak of the town. For the two boys this night becomes the hell on earth.

After she delivers her child in an ambulance, alien Eve is killed by a half-breed. Fortunately, Dr. Abbot scoops up the baby alien and escapes. In time, the baby grows into a gorgeous blonde named Sara and begins her quest to find a worthy mate. But Sara is also savage and leaves a trail of deaths in her wake. This carnage makes chemistry student Dean question whether to help her race or not.