there is also Kay One ( hes now a enemy of Bushido ) . Haftbefehl ( one of the biggest rappers now ) Celo & Abdi, Sido, SSIO, Fler, MoTrip, Eko Fresh ( a old legend ), Olexesh, Nimo, Baba Saad, Kurdo.
i think thats enough now. Some of them are newcomers but are already popular.