An Abyssal Lord is an elemental boss summoned from the Greater Wind Stones around the various Twilight's Hammer camps in Silithus. The player must wear the Twilight Trappings, a , and a when interacting with a greater wind stone to summon one (failure to wear it can lead to shocking results!). The elemental that is summoned is random, but an Object of Beckoning can force a particular Lord to appear.
The Abyssal Lords are:
Abyssal Lords are tuned for a 20 person raid group. As 20 level 60s were originally required to take one down, it is easily possible to take one down with one level 80.