He doesn't have a specific weakness. The Greeks viewed their gods as omnipotent.
Never, Hypnos never existed.
Hypnos was the god of sleep.
No. Hypnos is the greek god of sleep. The Roman god of sleep is Somnus.
There was a Greek god named Hypnos [sleep] and he was the twin brother of the god Thanatos [death].See the related link(s) below for more info:
Hypnos
Hypnos
The Greek god of sleep was Hypnos.
The god of Sleep.
Hypnos
He was the god of sleep.
The Greek god of sleep is Hypnos. The twin of Thanatos, god of death, and the son of Nyx, goddess of the night.He was called Hypnos.
Hypnos is the Greek god of sleep. Morpheus is his son, the god of dreams.