Gasshu

Gasshu is the leader of the Spice Boys, and is Garlic Jr.'s right-hand man during the Garlic Jr. Saga.
Gasshu is a formidable warrior in his own right. Being the strongest of the Spice Boys, he possesses frightening speed and ruthlessness, his speed even shocks Gohan.

During the Garlic Jr. Saga, he explains the presence of the Makyo Star and its origins. Gasshu knows of Piccolo and Gohan and their past, such as Piccolo's fascination with the dark side and the fact that Gohan managed to defeat Garlic Jr. He is also the only one of the Spice Boys who initially knows everything about the Makyo Star and the Black Water Mist.

(Source: Dragon Ball Wikia)