Ururu (Dinosaur War Izenborg)

is a Japanese television program produced by Tsuburaya Productions. It is the second installment of the Tsuburaya Dinosaur Trilogy, which included Dinosaur Expedition Born Free and Dinosaur Corps Koseidon. It aired on TV Tokyo from October 17, 1977 to June 30, 1978, running for 39 episodes. It combined Tsuburaya's tokusatsu techniques with anime.

The first four episodes were released to VHS in the United States in the form of a compilation film titled Attack of the Super Monsters.

Comedy podcast RiffTrax (Michael J. Nelson, Bill Corbett and Kevin Murphy) recorded and released a riff of Attack of the Super Monsters in 2019.

In 2000, it has been discovered that there are dinosaurs residing in a vast underground environment with the majority of these species having evolved an intelligence on par with the human race .