The green-breasted bushshrike or gladiator bushshrike (Malaconotus gladiator) is a species of bird in the family Malaconotidae. It is found in the Cameroonian Highlands forests. With a total length of and a body mass of around this may be the largest of the Malaconotidae.
Its natural habitats are subtropical or tropical moist montane forests and subtropical or tropical high-altitude grassland. It is threatened by habitat loss.