Summary: Shortly after the Scientific Defense Guard had been assembled, ice burgs from the Antarctic region began to melt with one of them containing ancient monsters known as the Seagras

Summary: The first and only appearance of Spiral the Tornado Monster

Summary: One day in Japan a city was suddenly attacked by a monster from the Tōgō Mountain called a Wanigodon that appeared seemingly from nowhere.

Summary: Red Smogy the Cloud Monster Attacks!

Summary: Xalome the teleport Monster Attacks!

Summary: The liquid monster over takes Hector a Super-Bulldozer

Summary: Opt a 3 Headed Monster Attacks!

Summary: King Moa an ancient Kaitori bird is discovered.

Summary: Death Balan a flower monster attacks!

Summary: Wondering through space in a ship disguised as an island, the Alien Baladons set their sights for U40 only for the Ultra Warriors to steer them away.

Summary: Two Monsters are frozen during battle on to be defrosted as one Mega Monster Dabaran!

Summary: Appearing from deep space, the Jadans led by Commander Boa sought to conquer planet Earth and eliminate Ultraman Joneus

Summary: Appearing out the side of a mountain one night was the skeleton of a giant carnivorous dinosaur that even caught the attention of the Scientific Defense Guard.

Summary: Deep under Earth's mantle magma was pouring up into the Pacific Ocean, causing cataclysmic tsunamis across tropical resorts and cities. The Scientific Defense Guard was sent to divert the magma to prevent future oceanic disasters. Upon journeying into the core in a cave they encountered giant amoebas the size of basketballs called the Gamibas.