Not much is known about Elegost's bio, it is due known heat some point joined the Dunedain and thus met Faramir and Aragorn. A few years later he met Hadhod during the Council of Elrond, where he and Hadhod were given a map to Moria. A short while later he and Hadhod were attacked by a mob of goblins, under command of a Mordor orc, during a stormy night. (this could be possible that at the same time Saruman stopped Gandalf from passing over the mountain by using his wizardry, since it was storming and voices were heard). Hadhod was carried away by a landslide while Elegost was wounded and the orc took his map. The next day Elegost was chased by a few warg packs, but luckily Berethor and Idrial arrived. After having killed the orcs who came to near to Rivendell, they rescued Hadhod from a c