Nephilim were fallen angels in Jewish mythology.
They praise God eternally, according to religious mythology.
No, only one according to mythology.
I'm pretty sure they are called nymphs.
There are as many angels in a diamond as the giver indicates that they are contained in the stone. The number of angels in a diamond, then, is passed along with the stone, together with whatever other mythology the stone might contain to whomever the next recipient of the stone might be. (All mythology is simply that: myth.)
Prophecies came from oracles in Greek myth.
Greek mythology is stories from the past
yes.Vedas are an important part of the Indian mythology.
Angels are not part of Buddhism as it supports no supernatural pantheon of gods. However the story of Mara the Lord of Death is part of the Buddhist mythology, possibly from popular (but now forgotten) folklore . Mara is present in is part of Vedic Brahmanic traditions and other traditions such as the Jains. Mara represents the forces and temptation. Mara may have had more than one precedent in pre-Buddhist mythology. For example, it's possible he was based in part on some now-forgotten character from popular folklore such a drought demon of Vedic mythology named Namuci.
King Neptune is part of Roman Mythology, Thor is part of Norse Mythology. The two do not have any connection.
Grendel is not part of Greek mythology, but rather the Epic of Beowulf.
He wasnt from any mythology! HE WAS A REAL PERSON!