A top-ranking Pakistani terrorist affiliated with proscribed terror outfit Jaish-e-Mohammed (JeM) was killed in an encounter with security forces in the Nagberan-Tarsar forest area of Pulwama in Jammu and Kashmir on Saturday. Another terrorist, whose identity is yet to be ascertained, was also gunned down in the encounter on the outskirts of Awantipora town in Pulwama district.