Portal Keeper Hasabel Mythic Strategy/Tactics
Table of Contents
General Information
On this page, you will find a list of changes between Normal/Heroic modes and Mythic mode, as well as a working strategy to defeat Portal Keeper Hasabel in Antorus, the Burning Throne in Mythic mode.
The other pages of our Portal Keeper Hasabel guide can be accessed from the table of contents on the right.
Mythic Mode Abilities
Transport Portal: Unrelenting
All adds spawned from Portal Keeper Hasabel's
 Transport Portal are periodically buffed by 
 Unrelenting, a
stacking bonus that increases movement speed by 20% and damage done by 10%.
Platform Mini-Bosses
Vulcanar
Vulcanar is protected by an 
 Aegis of Flames on Mythic,
which reduces all damage taken by 90%. Aegis has three stacks, and can only be
removed by a 
 Caustic Detonation (one stack removed per detonation).
The number of stacks currently active does not activate the damage reduction
bonus — it is always 90% reduction, even at one stack.
Lady Dacidion
 Leech Essence steals health from the 5 nearest players within
70 yards, inflicting 15% of their current health as Nature damage. Lady
Dacidion is healing for five times the amount stolen. This healing can be
negated by 
 Hungering Gloom.
Lord Eilgar
Lord Eilgar will put all healers within 35 yards under the
effects of 
 Delusions, reducing Healing and Absorbs by 100%
for 10 minutes. It also restores 2% of maximum Mana every second for
the duration. Delusions is a dispellable debuff.
Strategy
Portal Keeper Hasabel is largely the same on Mythic difficulty, however, there is a new "rock-paper-scissors" type mechanic associated with the platforms. Each mini-boss has a new mechanic that can only be nullified by a debuff acquired from one of the other platforms.
Generally, it is best to send melee classes and ranged with high burst to
the platforms, as you want the mini-bosses to die as fast as possible. It may
take a few pulls to find the balance, but ideally your raid should send as
many people to the platforms as possible while still being able to clear the
add waves from 
 Transport Portal.
The Felblaze Imps' 
 Fiery Detonation presents a very lethal
threat on this difficulty. Casts must be interrupted or Crowd Controlled, or
the raid will quickly be flattened. This is a great fight for classes that
value the active of 
 Sephuz's Secret; for example, Shadow Priests can
stun a few adds from every 
 Transport Portal with 
 Mind Bomb
while proccing their legendary.
All the portal timings are the same on Mythic (90%, 60%, 30%). In order
to strip Vulcanar's 
 Aegis of Flames, three players will need
to go to the Rancora platform (green portal) and walk through the green orbs
in order to pick up Caustic Slime. The afflicted players need to
move to the Xoroth platform in time for Vulcanar to spawn, such that
when Caustic Slime expires, they are next to Vulcanar. The expiry of Caustic
Slime will trigger a 
 Caustic Detonation which will remove a stack of
Vulcanar's Aegis. Caustic Slime lasts 20 seconds, and cannot be dispelled,
and therefore the timing can be tricky if you want to maximize your damage
on Vulcanar. The timing depends exclusively on your group's DPS, however, most
raids will want to send their assigned player shortly after pulling the boss
(98-96%). If your group has very high damage, it may be prudent to simply
go immediately.
A good tip for each platform is to have the assigned platform tank be one of the players taking the debuff(s) to each platform. This helps maximize damage as well as reducing the risk of the carrier dying as tanks are somewhat sturdier than the average raid member.
Players that are assigned to platform duty should always hold their DPS cooldowns for the mini-bosses, as killing them in the shortest window possible is the number one priority. Healing can be quite a challenge on Mythic platforms, and therefore you generally want to send at least two of your Healers to each platform (three, if you have chose to five heal). Tanks will be taking significant damage from the mini-bosses as well, adding to the necessity of ending them as quickly as possible.
To prevail on the Rancora platform, a player will need to go to the
Nathreza platform (ideally the tank, as mentioned earlier) in advance and
collect a purple orb in order to acquire the 
 Cloying Shadows
debuff. When this debuff expires or is dispelled, it will apply
 Hungering Gloom to everything within eight yards. This reduces all
Healing by 100% for 20 seconds on Lady Dacidion, though the duration is
reduced on the player.
 Hungering Gloom sets a bit of a clock on this platform; if your
raid's damage is average to high, you should be able to kill Dacidion as the
debuff is expiring, powering through any healing from 
 Leech Essence.
If your damage is a bit low, however, you may need to send a player back to
Platform Nathreza to re-acquire Cloying Shadows. If the Healers have good
control, you can keep the group at relatively low health (~35%) to reduce the
effects of Leech Essence (as it heals based off current health).
The Nathreza platform is the same as Heroic; players must carry one of the
 Everburning Flames to Lord Eilgar's platform in order to
eliminate the effects of 
 Mind Fog.
As with Heroic and lesser difficulties, it is best to use your
 Bloodlust/
 Time Warp when Portal Keeper Hasabel reaches
30% health. This will empower the portal group to defeat Lord Eilgar
as quickly as possible, while allowing the ground group a buffer to more
easily defeat the add waves from 
 Transport Portal, which are at their
hardest due to the addition of the Hungering Stalkers.
Changelog
- 19 Dec. 2017: Page added.
 
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