The Lord destroyed Jarasandha and Kalayavana; The Lord also killed Raktavija and Kala-Nem (Kala-Nemi). (Gaurt M. l, p. 224) Kalanemi was the uncle of the demon-king Ravana of Lanka. When Hanuman proceeded towards Himalayas in search of the medicinal herb for reviving Lakshmana, Ravana wanted him to be killed.