View source for Elder Brain Dragon (5e)

{{5epointer|Fizban's Treasury of Dragons}}
{{5e Monster
|name=Elder Brain Dragon 
|sorttext=Mind Flayer Elder Brain Dragon
|refs=<ref name="ftod.194">{{Cite Pub|Fizban's Treasury of Dragons|pages=194}} Licensed: &copy; Wizards of the Coast {{fairuc}}.</ref> <ref name="habuo">habitat - unofficial. [user]</ref>
|size=Gargantuan 
|type=Aberration 
|swarm= 
|subtype=Mind Flayer 
|align=Lawful Evil 
|ac=17 
|acfluff=natural armor 
|hp=350 
|hd= <!--10d8, 4d12, etc.-->
|speed=40 ft., {{srd5lc|Fly}} 80 ft. ({{srd5lc|Hover}})

|saves={{5eCon}}, {{5eInt}}, {{5eWis}}, {{5eCha}}
|skills={{SRD5|Arcana}}, {{SRD5|Insight}}, {{SRD5|Perception}}
|damageresistances=
|damageimmunity={{srd5lc|Psychic}}
|conditionimmunity={{srd5lc|Charmed}}, {{srd5lc|Frightened}}
|senses={{srd5lc|Blindsight}} 120 ft.
|perception=28 <!--Passive-->
|languages={{5elang|Deep Speech}}, {{5elang|Draconic}}, {{srd5lc|Telepathy}} 5 miles
|habitat=Underdark   
|plane=Underdark   
|cr=22 <!--Challenge Rating-->
|xp=
|canon=true
|pointer=true
|summary=Dragon transformed by a parasitic Illithid {{5ep|Elder Brain}} to become its host. 

|feature1=Legendary Resistance
|flimit1=4/Day
|fdesc1={{SRD5trait}} If the dragon fails a saving throw, it can choose to succeed instead.

|feature2=Siege Monster
|flimit2=
|fdesc2={{SRD5trait}} The dragon deals double damage to {{srd5lc|Object}}s and structures.

|feature3=Unusual Nature
|flimit3=
|fdesc3=

|action1=Multiattack
|alimit1=
|adesc1=

|action2=Bite
|alimit2=
|adesc2=''{{SRD5|Melee Weapon Attack}}''

|action3=Claw
|alimit3=
|adesc3=''Melee Weapon Attack''

|action4=Tentacle
|alimit4=
|adesc4=''Melee Weapon Attack''

|action5=Tadpole Brine Breath
|alimit5={{SRD5|Recharge}} 5-6
|adesc5=

|baction1=
|blimit1=
|bdesc1=
|reaction1=
|rlimit1=
|rdesc1=

|legend1=Tentacle
|lgdlimit1=
|lgddesc1=

|legend2=Shatter Concentration
|lgdlimit2=Costs 2 Actions
|lgddesc2=

|mythicdesc=
|mythic1=
|mlimit1=
|mdesc1=
|haslair= <!--blank, true is has lair-->
}}

==Sources and Notes==
<references />

{{5e Footer|Mind Flayer, Dragon}}
{{Navboxes}}
Alignment	Lawful Evil +
Author	Fizban's Treasury of Dragons +
CRval	22 +
Canon	true +
Challenge Rating	22 +
Creature Name	Elder Brain Dragon +
Experience Points	41,000 +
Features	Legendary Resistance +, Siege Monster +, Unusual Nature +, Multiattack +, Bite +, Claw +, Tentacle +, Tadpole Brine Breath + and Shatter Concentration +
Habitat	Underdark +
Hit Points	350 +
Legendary Monster	true +
Name	Elder Brain Dragon +
Plane	Underdark +
Publication	Fizban's Treasury of Dragons +
Size	Gargantuan +
SortText	Mind Flayer Elder Brain Dragon +
Subtype	Mind Flayer +
Summary	Dragon transformed by a parasitic Illithid Elder Brain to become its host. +
Type	Aberration +