Vanishing Mountain! (S02E12)

S02E01 Will the Real Gigantor Stand Up? S02E02 Ten Thousand Gigantors! S02E03 The Plot to Seize Gigantor! S02E04 The Space Submarine S02E05 Gigantor Who? S02E06 The Robot Olympics! S02E07 The Crossbones Caper! S02E08 Ransom at Point X! S02E09 The Gypsy Spaceship! S02E10 The Space Cats! S02E11 The Return of Magnaman! S02E12 Vanishing Mountain! S02E13 The Insect Monsters! S02E14 The City Smashers! S02E15 The Robot Firebird! S02E16 Magnaman of Outer Space! S02E17 The Robot Albatross! S02E18 Battle of the Robot Giants! S02E19 The Deadly Sting Rays! S02E20 Gigantor and the Desert Fire! S02E21 The Atomic Whale! S02E22 The Secret Formula Robbery! S02E23 The Evil Robot Brain! S02E24 The Devil Gantry S02E25 The Robot Arsenal! S02E26 Danger's Dinosaurs!