Great white sharks bio-engineered to be the size of piranhas with the purpose of living in rich people's exotic aquariums terrorize New York City when they get into the water supply and do what great white sharks do best.

After a sudden underwater tremor sets free scores of the prehistoric man-eating fish, an unlikely group of strangers must band together to stop themselves from becoming fish food for the area's new razor-toothed residents.

John steals money and a bracelet/temporal dislocator from a Chinese antiques shop. Fleeing, he triggers the device and goes minutes back in time. The time travels result in new Johns and they form the Mega Time Squad.

Christmas gets weird - really weird - after George and Harold go back in time to change up a few of their beloved holiday's traditions.

In search of a new energy source, Russia accidentally reawakens the Kolossus - a giant robot doomsday device from the Cold War. At the same time, a new Mega Shark appears, threatening global security.

A new mega shark threatens to destroy humanity. The government creates an exact robotic copy of the shark, either equal to or greater than the original. Now they must fight to the death while people and whole cities get in the way.

Epic storms triggered by a space phenomenon obliterate cities, and the only answer to escaping complete annihilation rests on a small-town teen's extraordinary science project.

There's a crisis in the Florida Everglades as giant pythons are threatening the alligator population.

After a violent thunderstorm scares a house party, the guests flee to a nearby home for shelter.. only to discover, a more sinister hand is at play.. Now, they can't escape the strangers home due to the thunderstorm, but they can'...

The three unstoppable Ninja brothers fight to save their hero (Hulk Hogan) and Mega Mountain Amusement Park from the vicious kid-hating Medusa (Loni Anderson).

A megalodon battles with a crocosaurus causing massive destruction. The US Army has to try and destroy the havoc creating monsters.

The California coast is terrorized by two enormous prehistoric sea creatures as they battle each other for supremacy of the sea.