Fraudrin of Selflessness boss guide — weaknesses & drops (7DSO)

Boss reference — Timespace Junction Sector 5

Fraudrin — Data reference

Fraudrin of 「Selflessness」, the Fire + Wind weakness, BP and time thresholds, his 3.47M-HP high-crit Junction tuning, Star Rewards and roster picks — all pulled from the game's data. No invented moveset: the Sector 5 version ships no skill kit.

Element pair

Fire + Wind — his only weaknesses (+30% each); every element also pays −20% resistance

Boss tuning (in-fight)

HP 3,473,281 · ATK 38,187 · Crit Rate 95.25% · Crit Damage 251%

Endurance check

A single-target fight against a huge HP pool behind a hard elemental wall — stack one element

Season buff picks

The game flags Escanor, Merlin, Clotho & Elaine for +20% Attack/Shatter/Pierce here

Read the full guide

Boss

Fraudrin of 「Selflessness」

Stats

HP3,473,281

ATK38,187

DEF10,707

Weaknesses

Wind30%

Fire30%

Resistances

All Elements20%

Moveset — the real numbers

Its AI decides when it uses what, so there is no fixed rotation to memorize — but every damage %, reach, duration and crowd control below is exact.

Attack	Damage (% of ATK)	Reach	Duration	Control
Dark novaHis hardest hit — a heavy cone blast into rapid follow-ups. Bait it and punish the recovery.	280% Dark · cone 4.3m3×118% Dark · line 1.5m	4.3m	4.23s	—
Dark eruptionDelayed circle blast that knocks up and staggers; clear the marked ground.	45% Dark · circle 3m172% Dark · circle 6m	6m	4.72s	Knock-up + Stagger
Dark barrageLong line of fast Dark hits — strafe off the lane.	18×25% Dark · line 10m	10m	4.82s	Stagger
Dark drillSustained multi-hit line; don't stand in front while it channels.	13×11% Dark · line 1.5m3×83% Dark · line 2.5m	2.5m	10.1s	—
Dark rushDark gap-closer that staggers on hit.	40% Dark · circle 4m116% Dark · circle 4m	4m	6.65s	Stagger
Holy rushHoly dash into a big knock-up — note the element flip.	60% Holy · circle 3.3m190% Holy · circle 4m	4m	4.13s	Knock-up
Holy volleyFive Holy line hits — he is dual-element (Holy + Dark), so don't hard-counter only one.	5×40% Holy · line 10m	10m	2.42s	—
Holy lance comboHis Holy melee chain up close.	45% Holy · line 2m	2m	2.79s	—

The phase descriptions are the official in-game boss tips; the tactical bullet points are our advice. Every damage value, reach, duration and crowd-control effect in the moveset is the boss's real in-game value. Attack names are descriptive labels.

Timespace Junction — Sector 5

BP 88,329·8:00

★★★≤2:30