Abyssal Fiend is an aggressive monster (level 29) with 820 HP found in Abyssal Sanctuary. Defeating it gives 320 experience.
Aggressive monsters attack you as soon as they see you, so approach with full HP.
Dungeon monster
Abyssal Fiend is only found inside Abyssal Sanctuary, a private party dungeon. Dungeon monsters drop nothing on the ground: everyone in the party gets their own rewards when the dungeon is cleared.
Where to find it
| Abyssal Sanctuary | 4 | once per run | in every party’s own copy |
Drops
 Alduin | 1 | 10% | about 1 in 10 | Uncommon | Every monster |
 Halloween Candy | 1–3 | 2.44% | about 1 in 41 | Rare | Halloween only rolled separately, straight into your bag |
One kill gives at most one of the regular drops (the rarest is tried first). Chance of no regular drop: 90%. Pet and seasonal drops are extra rolls on every kill. Items are protected for the player who made the kill for a short time.