The Graceful Goron is a character that makes its only appearance in Oracle of Ages.
A Graceful Goron is born every generation and has a varied exceptional skincolor. This is unusual among the Gorons, because the ordinary skincolor is brown/gold.
When Link enters the Goron Dance Hall where the Graceful Goron lodge, he will give Link instructions on how to dance. Link can try match his moves to be rewarded with a prize. The Goron Dance Hall is where the Graceful Goron will give Link get the Brother Emblem, a symbol of brotherhood of the Gorons.
In the Past, the Graceful Goron is red and the first generation of Graceful Gorons. If Link dances with him and at least dance well, he will get the Mermaid Key and the Brother Emblem. If getting a perfect score, he will be rewarded with the Bomber's Ring.
In the Present, the Graceful Goron is blue and the fifth generation of Graceful Gorons. If Link dances with him and at least dance well, he will get the Symbol of Brotherhood, the Brother Emblem.