Nairobi Luhya based elders have castigated a section of their tribesmen whom they claim are being used by some political forces in the country to scuttle mulembe unity led by Benard Khatechi, the secretary general of the caucus warned nominated Mp Godfrey Osotsi of undermining Musalia Mudavadi of ANC party and his Ford Kenya counterpart Moses Wetangula who are the key political figures in the region.