Roshi, Goku, Krillin

Master Roshi's innovative training regime reached new heights when he introduced the digital marvel, the Samsung Gear S2, to Goku and Krillin. The watch's 12-hour analog face, vibrant animation, and durable battery life allowed the young warriors to keep track of their progress and important dates effortlessly amidst their intense sessions.

The inclusion of the Samsung Gear S2 added an unprecedented element to their traditional martial arts practice, blending technology with rigorous physical discipline. As Master Roshi observed, the sleek digital interface and remarkable battery longevity of the device helped Goku and Krillin stay on top of their training schedules with remarkable precision.