After disappearing with its trainer for two years, it appeared with its trainer to help Yellow. Giovanni had Rhyhorn use Horn Attack to pierce the bubbles caused by Lance's Dragonairs an his his Gyarados and Stomp, for the dust from the ground to show the blubbles.
In an example at the Pokémon League Contest of Gym Leaders from Kanto and Johto to the bystanders by the chair of the Pokémon Association, a silhouette of Giovanni and Rhyhorn were about to battle against a trainer and their Sentret.
|Tail Whip||Long Live The Nidoqueen?!|
|Horn Attack||Long Live The Nidoqueen?!|
|Stomp||Long Live The Nidoqueen?!|
|+ indicates this Pokémon used this move recently.*|
- indicates this Pokémon normally can't use this move.