4x10 - Dragon Ball Z: Dragon Box

Trunks leaps forward to rescue Vegeta from his predicament! However, No. 18 nimbly dodges Trunks' attack. Piccolo and the others also rush forward to rescue Vegeta. This time No. 17 comes to No. 18's support, easily beating Piccolo and the others. Finally, No. 18 thoroughly works Vegeta over, until he is beaten as well.