Nyzul Isle Investigation

	NOTICE:	This article is currently undergoing construction by a single editor or group of editors.

Coming Soon™... This page describes planned Treasures of Aht Urhgan Nyzul Isle content for HorizonXI.

Nyzul Isle Investigation is an unofficial Assault mission entered from Nyzul Isle Staging Point.

Unlike standard Assault missions, Nyzul Isle Investigation does not award normal Assault Points. Successful runs reward Tokens, which are used for Rune of Transfer floor transport and temporary items from the Vendor Box.

Entry

Requirement	Details	Notes
Access	Aht Urhgan Mission 3: President Salaheem	Required to participate in Assault.
Mission Giver	Sorrowful Sage, L-9	Located in the Commissions Agency.
Orders	Nyzul Isle Assault orders	Received after accepting Nyzul Isle Investigation from Sorrowful Sage.
Entry Location	Nyzul Isle Staging Point	Accessed through the Chamber of Passage after activation.
Entry Object	Runic Seal	Used to enter the mission.
Party Size	1-6 players	HorizonXI launch behavior should be verified.
Time Limit	30 minutes	The timer continues while preparing in the lobby.

Basic Flow

1. Accept Nyzul Isle Investigation from Sorrowful Sage in the Commissions Agency.
2. Travel to Nyzul Isle Staging Point.
3. Obtain an Assault Armband from the local Immortal sentry if leading the run.
4. Enter through the Runic Seal.
5. Use the lobby Rune of Transfer to select the starting floor.
6. Complete each floor objective.
7. Use the active Rune of Transfer to advance or exit.
8. Exit through the Rune of Transfer before time expires to save progress and receive Tokens.

Runic Disc

Progress through Nyzul Isle Investigation is saved on a player's Runic Disc.

Mechanic	Details
Obtaining	Players should examine the Rune of Transfer in the lobby on their first run to obtain a Runic Disc.
Progress	The disc records the highest completed floor reached by exiting through the Rune of Transfer.
Starting Floors	Players may start on floor 1 or on a floor equal to 1 plus a multiple of 5, based on their recorded progress.
Party Credit	Party members who have not recorded progress that far may not receive the same progress credit.

Rune of Transfer

The Rune of Transfer is the main progression object used inside Nyzul Isle Investigation.

State	Function
Lobby	Selects the starting floor and allows access to the Vendor Box area.
Inactive floor rune	Displays the current floor objective.
Active floor rune	Appears after the floor objective is complete and allows the party to advance or exit.
Exit	Leaving through the active Rune of Transfer saves progress and awards Tokens.

Tokens

Tokens are awarded after successfully completing at least one floor and exiting through the Rune of Transfer before time expires.

Tokens are not inventory items or key items. They are tracked automatically and can be checked through Sorrowful Sage or the Nyzul Isle Staging Point NPC.

Use	Details
Floor transport	The Runic Disc holder spends Tokens at the initial Rune of Transfer to start on higher saved floors.
Temporary items	Players may spend Tokens on temporary items from the Vendor Box in the lobby.
Mythic-related use	Tokens are involved in later Mythic weapon progression.

Token Rewards

The base Token reward per floor begins at 200 and increases by 10 every 5 floors. Final rewards are reduced by party size in the same way as standard Assault Point rewards, and the Assault Armband holder may receive a 10% Token bonus.

Starting Floor	Token Cost	Base Tokens per Floor
1	0	200
6	500	210
11	550	220
16	600	230
21	650	240
26	700	250
31	750	260
36	800	270
41	850	280
46	900	290
51	1,000	300
56	1,100	310
61	1,200	320
66	1,300	330
71	1,400	340
76	1,500	350
81	1,600	360
86	1,700	370
91	1,800	380
96	1,900	390

Floor Objectives

Each floor randomly assigns an objective. Examining the inactive Rune of Transfer displays the current objective. Completing the objective activates the rune.

Objective	Requirement	Notes
Eliminate all enemies	Defeat all required enemies on the floor.	Archaic Gears are not counted.
Eliminate specified enemy	Defeat the enemy that checks as the required target.	Only the correct target is required, even if similar enemies are present.
Eliminate specified enemies	Defeat all required enemies of the specified family.	Possible families include imps, soulflayers, poroggos, puddings, chariots, and Qiqirn.
Eliminate enemy leader	Defeat the assigned Notorious Monster.	Boss floors use special HNM-style leaders.
Activate all lamps	Complete the assigned lamp condition.	Lamp objectives may be certification, same-time activation, or ordered activation.
Free floor	No objective.	The party may immediately use the Rune of Transfer.

Lamp Objectives

Lamp Type	Requirement	Notes
Certification	All party members must touch one lamp.	Often referred to as registering a certification code.
Same time	Activate all lamps within the allowed window.	The timing window is lenient; players usually do not need exact simultaneous activation.
Specific order	Activate all lamps in the correct order.	Lamps that stay lit were activated in the correct position. Lamps that turn off were activated in the wrong position.

Floor Restrictions

Some floors may add an Archaic Gear restriction on top of the normal objective.

Restriction	Penalty Trigger	Notes
Avoid discovery by archaic gears	Being detected by an Archaic Gear.	Claiming or defeating a gear before it detects the party may avoid the penalty.
Do not destroy archaic gears	Defeating an Archaic Gear.	Aggro alone may not trigger the penalty.

Failure to follow a gear restriction may apply Pathos, which can include status penalties, action restrictions, time loss, or Token reward reduction.

Boss Floors

Every 20 floors, the party encounters a boss floor.

Floor	Possible Bosses	Armor Slot	Possible Armor
20	Adamantoise, Behemoth, or Fafnir	Feet	Askar Gambieras, Denali Gamashes, Goliard Clogs
40	Adamantoise, Behemoth, or Fafnir	Legs	Askar Dirs, Denali Kecks, Goliard Trews
60	Cerberus, Hydra, or Khimaira	Hands	Askar Manopolas, Denali Wristbands, Goliard Cuffs
80	Cerberus, Hydra, or Khimaira	Body	Askar Korazin, Denali Jacket, Goliard Saio
100	Cerberus, Hydra, or Khimaira	Head	Askar Zucchetto, Denali Bonnet, Goliard Chapeau

Rewards

Reward Type	Source	Notes
Tokens	Successful floor completion and exit through Rune of Transfer	Awarded instead of standard Assault Points.
Armor	Boss floors 20, 40, 60, 80, and 100	Drops from the Askar, Denali, and Goliard sets.
??? Items	Armoury Crates	May appraise into items associated with the defeated NM.
Vigil weapons	NMs and floor 100 boss	Used in later Mythic weapon-related content.
Runic Key	Floor 100 clear	Required for later Mythic weapon quest progression.

Completion Credit

Completing one or more floors and exiting through the Rune of Transfer may award progress toward Mercenary Rank promotion.

Completion Type	Promotion Points	Notes
First-time Nyzul completion	5	Requires exiting through the Rune of Transfer.
Repeat Nyzul completion	1	Requires exiting through the Rune of Transfer.

Mythic-Related Content

Nyzul Isle Investigation is involved in later Mythic weapon progression.

Content	Notes
Runic Key	Obtained from floor 100 completion.
Vigil weapons	Used as base weapons for Mythic weapon-related quests.
Duties, Tasks, and Deeds	Uses Tokens and Nyzul progression as part of Mythic weapon advancement.

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