Tenshinhan masters the Mafuba, deciding to use it against the evil Piccolo Daimao. One problem: if used against an opponent the Mafuba will kill its user! Meanwhile Goku and Yajirobe return to Karin Tower where Goku discovers his new powers and is given another Kinto'un. Can Goku reach Piccolo Daimao before Tenshinhan sacrifices himself?