Unyielding Necklace: AION 2

Refinement, tier by tierreal served curve

Lv	Gains	Success	Correction / failure	Tier cost	Cumulative
Base	·	·	·	·	·
+1	Attack +2 · Defense +7	100%NCSoftguaranteed	0%	5,380	5,380
+2	Attack +4 · Defense +14	100%NCSoftguaranteed	0%	7,800	13,180
+3	Attack +6 · Defense +21	100%NCSoftguaranteed	0%	14,000	27,180
+4	Attack +7 · Defense +28	100%NCSoftguaranteed	0%	21,500	48,680
+5	Attack +9 · Defense +35	100%NCSoftguaranteed	0%	30,300	78,980
+6	Attack +11 · Defense +42	100%NCSoftguaranteed	0%	40,000	118,980
+7	Attack +12 · Defense +49	100%NCSoftguaranteed	0%	50,000	168,980
+8	Attack +14 · Defense +56	100%NCSoftguaranteed	0%	61,000	229,980
+9	Attack +16 · Defense +63	100%NCSoftguaranteed	0%	73,000	302,980
+10	Attack +18 · Defense +70	100%NCSoftguaranteed	0%	85,000	387,980

Reachable cap: +10. Refinement is guaranteed up to +10 on this item (served probabilities). The cumulative cost (Kinah never refunded on extraction) shows the real investment to reach each tier.

Client 1.0.41 values sealed on Aug 14, 2026. Scale 10,000 proved by NCSoft publication 20260825200505 of Aug 26, 2026. Partial alignment: the official API does not expose the client's technical identifiers. NCSoft

The correction is added after each failure at the same tier (soft pity). No failure counter or hard guarantee is declared.

Soul Imprint3 random substats

Imprint

Strengthen up to 100%

Tune

Change 1 option, same grade

Reset

Reroll all options (random)

Possible substat pool for this slot

Combat Speed236 to 278
Might7 to 15
Precision7 to 15
Intelligence9 to 17
Flight Power19,600 to 22,547
Attack17 to 27
Critical Hit26 to 37
Accuracy35 to 47
Defense203 to 240
Evasion20 to 30
Critical Hit Resist37 to 50
Block20 to 30
MP78 to 97
HP157 to 188
Natural MP Regen18 to 28
Natural HP Regen37 to 50

Imprint costs

Tier 1 · 10,000 + 3Tier 2 · 14,000 + 4Tier 3 · 20,000 + 4Tier 4 · 28,000 + 5Tier 5 · 40,000 + 6Tier 6 · 56,000 + 7Tier 7 · 79,000 + 9Tier 8 · 111,000 + 11Tier 9 · 156,000 + 13Tier 10 · 219,000 + 15

Rolls are random per copy. Modifying the Soul Imprint binds the item permanently.

Obtentionserved rates, sorted by rate

Every door

Everything the game client declares, by facet · exact counts, clickable doors when the target is served.

Monster3 doors

Package1 door2 declarations

PackagePKG_BAKRON_NORMAL_EQUIP_L_BOSS_DROP×2

Vakronx1composed3.74%NCSoft scaleView the path
1. Reward table
2. Source monster
3. Reward entry
4. Loot package
5. Faction filter
6. Loot package
7. Package table
8. The item
Product of the steps3.74%· precomputed at ingestion, never estimated
Vakronx1composed3.74%NCSoft scaleView the path
1. Reward table
2. Source monster
3. Reward entry
4. Loot package
5. Faction filter
6. Loot package
7. Package table
8. The item
Product of the steps3.74%· precomputed at ingestion, never estimated
Eternal Ludrax1composed1.06%NCSoft scaleView the path
1. Reward table
2. Source monster
3. Reward entry
4. Loot package
5. Faction filter
6. Loot package
7. Package table
8. The item
Product of the steps1.06%· precomputed at ingestion, never estimated

Every source known to our data, sorted by served rate.

Raw client 1.0.41 values sealed on Aug 14, 2026, SHA-256 98fd303e7a507ce937e673c787c6d049851a6047737143213883aeefdd40cc94 + c4cf0f96e9ea5569501321581f73764a65669ca015dca1680692bea1aadbff7b + 381637dec0f2f4dcc1115922b3d12904c196d094b0f0598e94f3417d7b605525. Their 100,000,000 scale is proved by NCSoft publication 20260825200505 of Aug 26, 2026, snapshot SHA-256 472da41886bedf12595412aa6b38e1530ea875572c3102bb184856cb916933c6. Alignment is partial because the official API exposes no client technical IDs. NCSoft scale

5,366 raw_overcap paths and 307 CeilingItems remain unknown: no percentage is converted.

Where to farm

Vakron Sky Island2 located sourcesup to 3.74%
Abyssal Forge: Ludra1 located sourceup to 1.06%

Auction house · This item binds and cannot be traded.

Statisticsnaked item stats

Other stats

Rank 62 in its category at +10

Sockets & manastonesrolled per copy

Evolve this item

Refinement, tier by tierreal served curve

Soul Imprint3 random substats

Obtentionserved rates, sorted by rate

Every door

Where to farm

Decomposition

Decomposing it yields

Appearance, extraction & lore