Ultraman Ace: S1 E31 - From Ultraseven To Ultraman Ace Ultraman Ace

Under the black comet's influence, a tapir in the zoo transforms into Terrible-Monster Bakutari. Bakuyama, the tapir expert, succeeds once in convincing it to return to its original form, but then it turns back into the terrible-monster again. While Ace fights with Bakutari, Ultraseven's Ultra Sign appears!