Final Fantasy Resonance official cover art

Sephiroth: where to find him and how the fight works

Quick answer

Sephiroth is an optional fight in Whirlpool Hollow, an icy cavern under a whirlpool at sea that the Kingdom of Grandshelt map marks by name. In the videos we checked, the airship route is shown in The Nerd Stash's run (Chapter 5), the runs span Chapters 5, 7 and 8, and the battle follows the Crystal's speech in the Vision Crystal Sanctum inside. Two videos show him at Lv.45 with 250,000 HP; his traits include extremely high magic defense and counters to physical attacks during Masamune in Waiting. Two clears paid 26,000 or 29,000 EXP and 21,450 or 60,000 gil, plus one item, and in Gamer Guru's video beating him ends with 'You obtained a vision!' for Sephiroth.

How this guide was checked

Coverage: Released October 22, 2026 (Square Enix lists Steam for October 23 · the Steam listing shows October 22) · official sources checked October 23, 2026 UTC · demo (title screen 1.0.0.0) played about 2½ hours on October 21, 2026 (Steam build 24032336) and continued on October 22: prologue, Earth Shrine, Belmodar, Mitra, the first Visions and Grandshelt Castle · full game (title screen 1.0.1.0) played on October 24, 2026: demo save transfer, then the capital through Felicitas, the Kolobos Ruins and The Hunger to Grandport Harbor (including the optional Antlion, which we fled) and on through Siren's Tower, Gilgamesh, Siren, the Moogle of Light and the end of Chapter 1 to the start of Chapter 2 · on October 25 and 26 we played the Mobliz Shipyard, the Wind Shrine, the boss Aether and Dilmagia to the end of Chapter 2, then Chapter 3 through Olderion and the Cave of Waters, its boss Wave Lopros (won on the fifth attempt), the purification of Olderion's waters and Old Town (five fights, its save point, an Ether chest and the Water Dragon, won on the third attempt), the Lake Dorr route, Leviathan (won on the second attempt) and the Olderion story, including the Archwitch Fina twist, up to the goal 'Go to Waterfall Way', then Waterfall Way to the Altar · on October 31 we played Amore, the Water Shrine and Alluvion (won on the first attempt) to the end of Chapter 3, then the start of Chapter 4 to the Zoldaad capital's station square. Research checked 24 Oct 2026. Updated 25 Oct 2026

This guide uses the linked sources and any attributed demonstrations. Platform differences and limitations are noted with the advice they affect.

See the 6 sources
6 sources
Clips from 3 creatorsChecked on screen · 25 Oct 20264 steps4 moments · 1:06
  1. Spoiler10:35–11:22Sephiroth at a glanceTap to reveal · CGInferno
  2. Spoiler0:08–0:12Where Sephiroth is: Whirlpool HollowTap to reveal · The Nerd Stash
  3. Spoiler1:24–1:30Sephiroth's info card and traits (Lv.45)Tap to reveal · The Nerd Stash
  4. Spoiler9:23–9:32Rewards, and Sephiroth as a VisionTap to reveal · MELOO

Open marked sections to reveal solutions or story details.

Before you start

  • Full-game content, not in the demo. From creator videos of the full game uploaded October 21–23, 2026 (Community-reported (video)); Kingy hasn't reached this fight. Square Enix's announcement says Sephiroth appears and that players can find and challenge him to win a special reward; it gives no location or reward details.
1

Sephiroth at a glance

Reveal solution / story details

The encounter details come from the cited creator videos; none of the four fight recordings inspected shows its difficulty. The separate video confirming the Vision reward is credited below.

Spoiler clip · Sephiroth's unit panel and the 'Fallen Hero' card · reveal

Checked on screen · Oct 25, 2026

10:35–11:22 · 47 sSephiroth's unit panel and the 'Fallen Hero' card

Sephiroth is Lv.45 with 250000 HP; win the fight and the 'Fallen Hero Sephiroth' card appears.

CGInfernoFull video ↗
Credits

“Sephiroth Boss Fight | Final Fantasy Resonance” by CGInferno · Oct 23, 2026 · Full game with Xbox-style button prompts, uploaded Oct 23, 2026; platform and version not shown

Independent creator · no partnership implied

Creator? Ask us to remove this

10:35–11:22Spoiler clip
DetailWhat the videos show
WhereWhirlpool Hollow, a whirlpool at sea named on the Kingdom of Grandshelt map
How you get thereBy airship; in The Nerd Stash's run you choose Proceed over the whirlpool
Seen inChapter 5 (The Nerd Stash), Chapter 7 (CGInferno) and Chapter 8 (Sirloin)
Level and HPLv.45, 250,000 HP, type Humanoid (two videos)
Result screens26,000 or 29,000 EXP; 21,450 or 60,000 gil; 410 or 468 MRP; an X-Potion or a Magicite Cryst
Afterwards'You obtained a vision!' Sephiroth x1 (Gamer Guru)
Sources for this section
2

Where Sephiroth is: Whirlpool Hollow

Reveal solution / story details

Sephiroth waits in Whirlpool Hollow. In The Nerd Stash's video the cursor on the Kingdom of Grandshelt map rests on a spot at sea labelled 'Whirlpool Hollow', and their caption calls it the whirlpool west of Grandshelt. Their airship then hovers over the whirlpool with a Proceed prompt and the 'Whirlpool Hollow' card. In both their run and Sirloin's, the party then stands in an icy cavern under the same card while the game autosaves.

The Nerd Stash's run had a Chapter 5 header, CGInferno's a Chapter 7 header and Sirloin's a Chapter 8 header, so the fight is open by Chapter 5 at the latest. The Nerd Stash says the airship comes after you finish Chapter 4, and Gamer Guru's caption says it unlocks in Chapter 5; we haven't checked either.

Deeper in, a Crystal welcomes you to the Vision Crystal Sanctum. In Sirloin's video it says that a hero no more 'requests that you do battle with him', and the battle with Sephiroth follows its speech; The Nerd Stash's caption says to talk to the Crystal to start the fight.

Square Enix's demo announcement says 'the iconic Sephiroth will be making an appearance in the upcoming game' and that players can find and challenge him for a special reward, without saying where or what the reward is.

Spoiler clip · Whirlpool Hollow: the map label, then the whirlpool · reveal

Checked on screen · Oct 24, 2026

0:08–0:12 · 4 sWhirlpool Hollow: the map label, then the whirlpool

Fly the airship to the whirlpool marked Whirlpool Hollow and choose Proceed.

The Nerd StashFull video ↗
Credits

“Final Fantasy Resonance: How to Unlock Sephiroth – Boss Guide” by The Nerd Stash · Oct 21, 2026 · Full game with PlayStation button prompts and the uploader's captions, uploaded Oct 21, 2026; difficulty and version not shown

Independent creator · no partnership implied

Creator? Ask us to remove this

0:08–0:12Spoiler clip
  1. Fly the airship to the whirlpool marked Whirlpool Hollow on the Kingdom of Grandshelt map and choose Proceed.
  2. Walk through the icy cavern to the Crystal and talk to it to start the fight.
Sources for this section
3

Sephiroth's info card and traits (Lv.45)

Reveal solution / story details

Two videos show him at Lv.45 with 250,000 HP and type Humanoid: The Nerd Stash's info card, shown right after a Libra banner, and CGInferno's unit panel. The card's affinities row is empty, and both show a row of ten resistance icons that we haven't matched to names.

The card lists four traits. He 'Has extremely high magic defense.' He 'Parries and counters physical attacks during Masamune in Waiting.' He 'Becomes pressured when hit with elemental weakness.' And he 'Uses more powerful attacks when pressured, but easier to stagger.' It names 'Magicite Cryst', as the game spells it, as his drop, with no rare drop and nothing to steal.

The recorded traits support avoiding physical attacks during Masamune in Waiting. They also describe pressure from an elemental weakness, but the inspected affinity row does not identify an element. This guide cannot supply a verified element or rotation for that pressure condition.

The Nerd Stash recommends being above level 50 in its caption, but its recorded party ends at 0 HP. Sirloin's successful party is Lv.66–67 on the Growth screen, after the fight. That is an example clear, not a minimum starting level: the difficulty is not shown, and Kingy has not tested the encounter.

Spoiler clip · Sephiroth's info card: Lv.45, 250,000 HP and four traits · reveal

Checked on screen · Oct 24, 2026

1:24–1:30 · 6 sSephiroth's info card: Lv.45, 250,000 HP and four traits

Open his info card, then hold physical attacks during Masamune in Waiting.

The Nerd StashFull video ↗
Credits

“Final Fantasy Resonance: How to Unlock Sephiroth – Boss Guide” by The Nerd Stash · Oct 21, 2026 · Full game with PlayStation button prompts and the uploader's captions, uploaded Oct 21, 2026; difficulty and version not shown

Independent creator · no partnership implied

Creator? Ask us to remove this

1:24–1:30Spoiler clip
  1. Open Display Unit Info or use Libra to inspect the traits and any affinities your own game has revealed.
  2. Hold physical attacks during Masamune in Waiting; the recorded trait says Sephiroth parries and counters them.
  3. Check the affinity information in your own run before choosing an element. The footage checked here does not identify his elemental weakness.
  4. Use the recorded Lv.66–67 clear as context only; it does not establish a required entry level or tested party setup.
Sources for this section
4

Rewards, and Sephiroth as a Vision

Reveal solution / story details

Two result screens differ. Sirloin's settled at 26,000 EXP, 21,450 gil with an Overkill Bonus, 410 MRP with a Stagger Finish Bonus and an X-Potion; MELOO's at 29,000 EXP, 60,000 gil, 468 MRP with a Stagger Finish Bonus, and a Magicite Cryst. MELOO's party was at Lv.99 and Sirloin's at Lv.66–67, and neither video shows its difficulty, so we can't fully explain the gap.

After the fight, in MELOO's and CGInferno's videos, the Crystal says that with you by his side 'there may be hope for him yet', and a card titled 'Fallen Hero Sephiroth' appears. In CGInferno's video the Crystal then says it trusts 'you will wield his power with all the wisdom it is due'. Neither of those videos shows what comes next, but in Gamer Guru's the same card is followed by 'You obtained a vision!' with Sephiroth x1, and a PlayStation trophy, 'Will Crystallized', pops. He isn't among the 25 Visions Square Enix named before launch.

Square Enix's announcement mentions a special reward that players can try to win by finding and challenging him. It doesn't name the reward; the videos show the Sephiroth Vision and the battle's item.

Spoiler clip · Sephiroth's Battle Result · reveal

Checked on screen · Oct 25, 2026

9:23–9:32 · 9 sSephiroth's Battle Result

Beat Sephiroth for 29000 EXP, 60000 gil and a Magicite Cryst; a Stagger Finish adds bonus MRP.

MELOOFull video ↗
Credits

“Final Fantasy Resonance - Sephiroth Boss Fight (Cloud vs Sephiroth)” by MELOO · Oct 23, 2026 · Full game with PlayStation button prompts, uploaded Oct 23, 2026; difficulty and version not shown

Independent creator · no partnership implied

Creator? Ask us to remove this

9:23–9:32Spoiler clip
Sources for this section

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Sources · 6Official · Walkthrough · checked 24 Oct 2026 · Research checked 24 Oct 2026
Square Enix English Chapter 1 demo announcement ↗Publisher announcement explicitly names the downloadable demo platforms, opening through Chapter 1, and save carryover to the full game. It also says 'the iconic Sephiroth will be making an appearance in the upcoming game', and that players can find and challenge him for a special reward, with no location or reward details. Announcement evidence; no hands-on gameplay or cross-platform transfer claim.Official ·
Final Fantasy Resonance: How to Unlock Sephiroth – Boss Guide ↗Community-reported (video), not a Kingy play test. Video 8Wam61QPG5I, uploaded October 21, 2026: the full game with PlayStation button prompts and the uploader's own captions; difficulty and version not shown. Frames checked October 24 at 0:03 (caption: complete Chapter 4 to unlock the airship), 0:08–0:10 (Kingdom of Grandshelt map with a Chapter 5 header; the cursor on a spot at sea labelled 'Whirlpool Hollow'), 0:12 (the airship over a whirlpool with a Proceed prompt and the 'Whirlpool Hollow' card), 0:16 (an icy cavern, 'Whirlpool Hollow', Autosaving), 0:22–0:25 (the Crystal: 'Welcome to the Vision Crystal Sanctum'), 1:24 ('Libra' banner), 1:26–1:30 (info card: Sephiroth Lv.45, HP 250000/250000, type Humanoid, an empty affinities row, ten resistance icons, four traits, Items Dropped 'Magicite Cryst', no rare drop or stealable items) and 1:45–2:06 (caption suggests being above level 50; Rain's HP falls to 820 by 2:03 and all four panel members show 0 HP by 2:05).Walkthrough ·
FINAL FANTASY RESONANCE - Secret Sephiroth Boss Fight (4K) ↗Community-reported (video), not a Kingy play test. Video JF9E90M_yBw, uploaded October 22, 2026: the full game with PlayStation button prompts; difficulty and version not shown. Frames checked October 24 at 0:03 (a Chapter 8 header inside the airship), 0:15–0:27 (the airship over the sea), 0:34 (an icy cavern with the 'Whirlpool Hollow' card, Autosaving), 1:00 (the Crystal: a hero no more 'requests that you do battle with him'), 2:00 (battle against Sephiroth), 17:38–17:42 (Battle Result counts up and adds its bonuses, then settles at EXP Gained 26000, Gil Obtained 21450 with an Overkill Bonus, MRP Gained 410 with a Stagger Finish Bonus, X-Potion x1) and 17:43–17:46 (Growth: the battle party at Lv.66–67).Walkthrough ·
Final Fantasy Resonance - Sephiroth Boss Fight (Cloud vs Sephiroth) ↗Community-reported (video), not a Kingy play test. Video _YGXohzgLrY, uploaded October 23, 2026: the full game with PlayStation button prompts; difficulty and version not shown. Frames checked October 24 at 0:10 (the Crystal in the sanctum), 0:40 (battle against Sephiroth), 9:26 (Battle Result, settled: 29,000 EXP, 60,000 gil, 468 MRP with a Stagger Finish Bonus, Magicite Cryst x1), 9:28–9:31 (Growth: the party at Lv.99), 9:50 (the Crystal: with you by his side, 'there may be hope for him yet') and 10:00 (a card titled 'Fallen Hero Sephiroth'; no obtained message before the video ends at 10:03).Walkthrough ·
Sephiroth Boss Fight | Final Fantasy Resonance ↗Community-reported (video), not a Kingy play test. Video LkbzbwZXNPg, uploaded October 23, 2026: the full game with Xbox button prompts; difficulty and version not shown. Frames checked October 24 at 0:30 (the Crystal: 'Welcome to the Vision Crystal Sanctum'), 10:40 (unit panel: 'Lv.45 Sephiroth', HP 7170/250000, type Humanoid, ten resistance icons), 11:15 (the Crystal's closing line), 11:22 (a card titled 'Fallen Hero Sephiroth'), 11:24 (back at the Crystal with no obtained message), 11:28–11:32 (the Crystal: 'you will wield his power with all the wisdom it is due') and 11:36–11:39 (a Chapter 7 header back in the icy cavern, Autosaving; no obtained message up to the end).Walkthrough ·
How To Recruit All 26 Visions In Final Fantasy Resonance ↗Community-reported (video), not a Kingy play test. Video Mp2X7Vp9o4s, uploaded October 22, 2026: the full game with PlayStation button prompts and the uploader's captions; difficulty and version not shown. Its description lists 26 Visions, numbering Sephiroth 19th. Frames checked October 24 at 9:00 (Kingdom of Grandshelt map with the 'Whirlpool Hollow' label; caption 'Requires Airship (unlocked in Chapter 5)'), 9:30 (battle against Sephiroth), 9:55 (the card 'Fallen Hero Sephiroth'), 10:06 ('You obtained a vision!' Sephiroth x1) and 10:11 (a PlayStation trophy notice, 'Will Crystallized').Walkthrough ·

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