Nightmare · Tier 1

Fafnir's Poison Blood

Fafnir's Poison Blood is a Nightmare boss fought in Root of the Sacred Tree, with 10 levels from 1,000 to 1,600 recommended combat power. Attempts: 14 a week (2 a day, holds up to 14).

Monster page: skills, variants and drops

A mass of coagulated blood that fell from the body of Dragon Lord Fafnir, twisted into a poisonous, sentient abomination. It lashes out with sticky tendrils, attacking by spewing toxic blood at its prey. Left unchecked, it absorbs nearby blood clots to grow ever larger and more powerful.

Levels and rewards

Repeat clears pay by the grade of the clear: the amounts run from the lowest grade to the highest (BossChallengeReward).

Level	Combat power	First clear	Repeat clear
1	1,000	Phantasmal Fragment×500	Phantasmal Fragment×100–250
2	1,050	Phantasmal Fragment×540	Phantasmal Fragment×110–270
3	1,100	Phantasmal Fragment×580	Phantasmal Fragment×120–290
4	1,150	Phantasmal Fragment×620	Phantasmal Fragment×125–310
5	1,200	Phantasmal Fragment×660	Phantasmal Fragment×135–330
6	1,250	Phantasmal Fragment×720	Phantasmal Fragment×145–355
7	1,300	Phantasmal Fragment×760	Phantasmal Fragment×150–375
8	1,400	Phantasmal Fragment×800	Phantasmal Fragment×160–395
9	1,500	Phantasmal Fragment×840	Phantasmal Fragment×170–420
10	1,600	Phantasmal Fragment×900	Phantasmal Fragment×180–445

Data: client 2.0.6.0 (Steam build 25767555, 2026-10-07).