Biography Mike Mikhaya a.k.a Achina Gattah Ase (formerly known as Gattah, born september 25, 1995) is a Malawian rapper known for his style, a delivery of hip hop lyrics in vernacular Chichewa. He was given the name ''Gattah'' by his friends which means battling and killing rappers mercilessly. Achina Gattah Ase's passion for music grew as he has grown in Chitawira, the hood of talent. He started rapping in the bathroom and later took it to the studio. He is considered the best vernacular rapper in Malawi. His best international artists are lil wayne and eminem.