Apart from unmasking the existence of the Davao Death Squad, self-confessed hitman Edgar Matobato had also introduced the name of Arturo Lascañas. In the private interview he gave after Rodrigo Duterte had won the presidency in 2016, when he was no longer in the Department of Justice’s Witness Protection Program, Matobato described the dominance that Lascañas had enjoyed in the DDS hierarchy.