I believe this is a West Usambara Two-Horned Chameleon.
Kids at Irente View Point were using it as a point of interest for visiting tourists.
Kinyongia multituberculata synonymous with Bradypodion fischeri multituberculatum? From wiki: Kinyongia "were erroneously placed into Bradypodion for some time (Klaver & Böhme 1986, Tolley et al. 2004)."
Kinyongia is a chameleon genus that recently was established for several plesiomorphic species found in forest and woodland in Kenya, Tanzania, Uganda, Rwanda and far eastern DR Congo. All except K. adolfifriderici and K. tavetana are restricted to highlands and many have very small distributions. In most at least the males have horns or knobs on the nose. They were erroneously placed into Bradypodion for some time (Klaver & Böhme 1986, Tolley et al. 2004). It...