Career
Tsagaev tested positive for a steroid in 2008, and therefore Bulgaria"s weightlifting federation withdrew its team from the 2008 Summer Olympics. Apart from Tsagaev the athletes who tested positive were Ivailo Filev, Demir Demirev, Mehmed Fikretov, Ivan Stoitsov, Ivan Markov, Georgi Markov, Velichko Cholakov, Milka Maneva, Donka Mincheva and Gergana Kirilova.