Cenarius Strategy/Tactics for Normal/Heroic
Table of Contents
General Information
On this page, you will find a working strategy to defeat Cenarius in The Emerald Nightmare for both Normal and Heroic modes, which usually only differ by the tuning of the boss.
Here, we assume that you have read our descriptions of the abilities for this encounter.
The other pages of our Cenarius guide can be accessed from the table of contents on the right.
About our Reviewer
This guide has been reviewed and approved by Pottm from Serenity.
Overview
The fight against Cenarius is entirely based on reacting to the mechanics of the encounter, which gives raiders a lot of liberty to organise themselves, as there is no task that requires complex raid-wide coordination. The only important decisions are left to the raid leader(s) (i.e., choosing which adds to cleanse). So the checklists we gave for each role in the Introduction page should be more than enough for the average raider.
If you want to understand things more deeply, though, then keep on reading.
Phase One
An important aspect of Phase One is choosing which adds to cleanse, so we will
start with this. Then we will make a few mentions about Creeping Nightmares'
stacks management, positioning, before moving on
to each of the roles.
Which Adds To Cleanse?
The triplet of adds you get every time from Forces of Nightmare followed
a predetermined sequence on the Beta. There is no guarantee that it will be the case
on live server, so we will assume here that the adds are randomly chosen (and it is
possible to get 2 of the same add in a triplet).
In Normal mode, the bonuses you get from the cleansed adds are really just bonuses
and the encounter can be completed without them. So, you will often choose to cleanse
an add just so it does not fight against you. For example, if you get 2 Sisters,
you might want to cleanse one of them, just to avoid having to deal with
double Scorned Touch.
In Heroic mode, the fight is harder and you might have issues like healers running out
of Mana or players mismanaging their stacks of Creeping Nightmares.
In terms of how beneficial the adds are, we would rank them in the following order.
- Wisps — Their small
Cleansed Ground is very useful to help with managing
Creeping Nightmares stacks, almost trivialising one of the annoying mechanics of the encounter;
- Cleansed Ancient — The Mana regeneration is very welcome if you get an Ancient later on in the encounter. Early on, it is not as useful, as the healers are still stocked on Mana.
- Redeemed Sister —
Unbound Touch is very useful for dealing with misplaced patches of
Nightmare Brambles, if the raid does not have classes with immunities who can deal with those (Hunters with
Aspect of the Turtle or Rogues with
Cloak of Shadows).
- Emerald Drake —
Ancient Dream might be of value right before transitioning to Phase Two, so one of the tank gets some extra protection (although it will not do anything to reduce the size of the void zones spawned by
Spear of Nightmares).
In terms of how disruptive/dangerous/detrimental they are to your raid (and therefore how quickly they should be killed), we would rank them in the following order.
- Corrupted Wisps — These move all around looking for players to reach and detonate their AoE on, which is very disruptive to the raid's positioning and can lower overall DPS. They have low health, so focusing them down quickly should be a priority. They can be crowd-controlled, so do not hesitate to stun them root them, freeze them, etc.
- Rotten Drake — The Drake is normally on the same level as the
Nightmare Ancient, but since it starts pulsating increasing AoE damage to the
raid when it drops below 50% health (
Nightmare Buffet), it takes over the Ancient in the kill priority.
- Nightmare Ancient.
- Twister Sister — This add has many abilities that forces raid members
to move, which can be disruptive to the raid's DPS. That said, they can
be interrupted, which means that Twisted Sister is left with just
Scorned Touch, which is not complicated to deal with.
In most cases, you will want to cleanse the Wisps or the Ancient. Sometimes, if a bad combination comes along, like one with double Twisted Sister, you can cleanse a Twisted Sister, to make it easier to deal with the non cleansed adds.
Creeping Nightmares' Stacks Management
We found that clearing stacks at 30 stacks in Normal mode and 25 stacks in Heroic mode works well. At such levels of stacks, the damage is approximately 100k every 2 seconds, which is still manageable.
This means clearing every minute, which is entirely possible given the cast pattern of
Cleansed Ground. This ability is cast every time
Forces of Nightmare is cast,
so every 80 seconds. Each Cleansed Ground can remove the stacks of raid members at least twice:
once when the Cleansed Ground appears (if raid members are quick enough to move out, the
Cleansed Ground will not shrink) and then once again afterwards. Even after doing this,
the Cleansed Ground will not have disappeared and can be used for a few more clears.
If, despite the advice here, the raid is running out of Cleansed Ground and some members
are running high on stacks, then you can decide to get some Wisps at the next
cast of Forces of Nightmare.
Positioning
For the most part, the encounter does not require players to position in any particular way, so players are relatively free of constraints.
Two abilities require specific spreading: Destructive Nightmares
from Corrupted Wisps (8 yards) and
Nightmare Javelin from Twister Sisters (4 yards).
So, spread out accordingly when these ads are present.
Rotten Breath from
Rotten Drakes does not require to spread in a particular way, but players need to ensure
that there are not too many players between them and the Drake.
Desiccating Stomp from the Nightmare Ancient requires melee players
to stack on the Ancient. This cannot interfere with the spreading for the
Corrupted Wisps (in the case of a Corrupted Wisps+Nightmare Ancient
combination), because Desiccating Stomp is cast 20 seconds after the Ancient
spawn, by which time the Corrupted Wisps should all be dead.
Aside from that, move to avoid all obvious effect on the ground.
Tanks
One tank is needed to take the boss and another one for the adds. During Phase One, there is no need for a tank swap.
Before each cast of Forces of Nightmare, Cenarius should be tanked in
the middle of the platform. When the raid decides on an add to cleanse, the
boss should be brought towards that add, so that the raid is next to it, which
is the trigger for Malfurion to cleanse it.
When the non cleansed adds spawn, the second tank needs to pick them up (or
just gather them in the case of the Wisps, so they can easily be AoE'd down)
and tank them away from the boss — at least 20 yards in Normal mode and
30 yards in Heroic mode — to prevent the application of
Aura of Dread Thorns to them.
It is possible to optimize raid DPS here. Aura of Dread Thorns has
a duration of 45 seconds and a cooldown of approximately 1 minute and 15 seconds.
What this means is that when Aura of Dread Thorns fades from Cenarius, there
are 30 seconds during which you can take the boss and adds together for
maximum DPS.
Healers
There are a number of effects that can be dispelled. The most important of
them is Twisted Touch of Life from the Twisted Sisters, which places an
very powerful HoT on the boss. This needs to be dispelled immediately, as
otherwise the raid will be heavily set back. This ability has a cast time and
DPS players should interrupt it, but if it goes through, healers need to step
in.
Other than that, you can dispel players rooted by Nightmare Brambles
or players afflicted with
Nightmare Javelin.
In terms of healing, you need to get used to the damage pattern of
Creeping Nightmares which ramps up very very slowly and then almost
completely disappears once players clear their stacks.
Nightmare Buffet
from the Rotten Drake seems like it requires a lot of healing attention, but
the damage ramps up very slowly and the drake dies very quickly. Tank damage
in Phase One is almost a non issue. The boss tank barely takes any damage. The
add tank takes more damage, but for a short amount of time with a long period
of relief in between. So, you will mostly be looking out for the occasional
mistake: players hitting a patch of brambles, players caught in the Rotten
Drake's
Rotten Breath,
Scorned Touch from the Twisted Sister
spreading to other raid members, etc.
Note that Scorned Touch is a slowing effect and can therefore
be removed using freedom effects like
Blessing of Freedom or
Disengage. If removed this way, Scorned Touch will explode right away.
DPS
DPS the boss and switch to the adds when they appear, following the kill priority given earlier:
- Corrupted Wisps;
- Twister Sister;
- Rotten Drake;
- Nightmare Ancient.
When a Twisted Sister is up, DPS players need to interrupt her cast of
Twisted Touch of Life. She normally only have time to cast this once, so
there is no excuse for letting the cast through.
In addition, melee DPS should soak Desiccating Stomp with the adds tank.
Everyone
We have mostly touched upon all these points in the previous section, so here is a recap of common tasks for everyone.
- Top Priority: move out of the raid when
Scorned Touch is cast on you by a Twisted Sister and do not let anyone within 8 yards of you until the debuff drops.
- Clear your stacks of
Creeping Nightmares at 30 stacks in Normal mode and 25 stacks in Heroic mode.
- Spread out 8 yards for
Destructive Nightmares (Corrupted Wisps).
- Spread out 4 yards for
Nightmare Javelin (Twisted Sister).
- Leave as few people as possible between you and a Rotten Drake.
- When fixated on by
Nightmare Brambles, kite them away from the raid and towards the edge.
- When under the effect of
Unbound Touch or
Unbound Essence from a Redeemed Sister, clear patches of
Nightmare Brambles. Note that classes with immunities like Hunter or Rogue (with
Aspect of the Turtle and
Cloak of Shadows respectively) can easily clear patches of brambles (
Blessing of Freedom and other similar effects work as well).
Phase Two
Phase Two is a simple burn phase.
In Normal mode DPS should burn the boss and completely ignore Malfurion. He gets trapped
and damaged by Entangling Nightmares, but Cenarius will die before Malfurion does.
In Heroic mode, Phase Two lasts longer, so you need to free Malfurion, so that he does not
die and continues providing you with patches of
Cleansed Ground to reset your stacks
of
Creeping Nightmares.
Nightmare Brambles is still used, so the brambles need to be kited away from the raid.
Tanks have the hardest job in this phase. They need to swap the boss between
themselves after every cast of Spear of Nightmares. They also need to
use a cooldown or ask for one (so there needs to be a sort of cooldown
coordination between tanks and healers) in order to reduce the damage of Spear
of Nightmares, which reduces the size of the void zone spawned by this ability.
After the cast, the boss needs to be moved away from the aforementioned void
zone.
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