Subahu is a rakshasa

Rakshasa

A Rakshasa or alternatively rakshas, is a race of mythological humanoid beings or unrighteous spirit in Hindu and Buddhist religion...

 character in the Ramayana

Ramayana

The Ramayana is an ancient Sanskrit epic. It is ascribed to the Hindu sage Valmiki and forms an important part of the Hindu canon , considered to be itihāsa. The Ramayana is one of the two great epics of India and Nepal, the other being the Mahabharata...

. He and his mother, Tataka

Tataka

Tatakā or Tadaka was a yakshasi in Indian mythology. Her father Suketu, a yaksha king performed tapasya for an offspring...

, took immense pleasure in harassing the munis of the jungle, especially Vishvamitra, by disrupting their yajna

Yajna

In Hinduism, yajna is a ritual of sacrifice derived from the practice of Vedic times. It is performed to please the gods or to attain certain wishes...

s with rains of flesh and blood.

Vishvamitra approached Dasharatha for help in getting rid of these pestilences. Dasharatha obliged by sending two of his sons, Rama

Rama

Rama or full name Ramachandra is considered to be the seventh avatar of Vishnu in Hinduism, and a king of Ayodhya in ancient Indian...

 and Lakshmana

Lakshmana

Lakshmana was the brother and close companion of Rama, and himself a hero in the famous epic Ramayana...

, to the forest with Vishvamitra, charging them to protect both the sage and his sacrificial fires. When Subahu and Tataka again attempted to rain flesh and blood on the sage's yajna, they were both killed by Rama.