andre coelho matos (14 september 1971 – 8 june 2019) was a brazilian vocalist, pianist and composer. he was born in são paulo and began his career in 1985. he was a member of many heavy metal bands, notably for viper, angra, shaaman and symfonia. in 2012, he was ranked #77 on the list of 100 greatest voices of brazilian music by "rolling stone" brasil.