Difference between revisions of "Cornuthaum"

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The '''cornuthaum''' is a magical [[helm]] that appears in ''[[NetHack]]''. When unidentified, it appears as a [[conical hat]], an appearance it shares with the [[dunce cap]].
 
The '''cornuthaum''' is a magical [[helm]] that appears in ''[[NetHack]]''. When unidentified, it appears as a [[conical hat]], an appearance it shares with the [[dunce cap]].
  
==Effects==
+
==Description==
When worn, a cornuthaum provides [[magic cancellation|MC1]]. [[Wizard]]s wearing a cornuthaum gain 1 point of [[charisma]] and extrinsic [[clairvoyance]]; non-Wizards lose 1 point of charisma and have all instances of clairvoyance blocked (whether by intrinsic or by [[spellbook of clairvoyance|spell]]). Wizards can enchant cornuthaums to +7, but others can only enchant them to +5.
+
When worn, a cornuthaum provides [[magic cancellation|MC1]] but no base [[AC]]. [[Wizard]]s wearing a cornuthaum gain 1 point of [[charisma]] and extrinsic [[clairvoyance]]; non-Wizards lose 1 point of charisma and have all sources of clairvoyance blocked (whether from the intrinsic or the [[spellbook of clairvoyance|spell]]). Wizards can enchant cornuthaums to +7, but others can only enchant them to +5.
  
==Identification==
+
==Strategy==
As the cornuthaum and the [[autocursing]] dunce cap are both conical hats, picking up and wear-testing a conical hat at random is a [[Bad Idea]]. They can easily be [[price identification|distinguished by price]]: the cornuthaum has a base cost of 80 zorkmids.
+
Cornuthaums are among the best helms for Wizards, being the only permanent source of clairvoyance outside of the [[Amulet of Yendor]]. They are are often overlooked in favor of the [[helm of brilliance]], since a potential +4 or +5 bonus to [[intelligence]] and [[wisdom]] has far more applications in most situations than the cornuthaum's +1 charisma bonus. Wizards finding a cornuthaum close to the start of the game may even prefer an [[orcish helm]] for protection from [[falling rock trap]]s, at least until they can gain a few levels and raise their HP.
  
{{upcoming|NetHack 3.7.0|For a [[Tourist]], {{frac|3}} of conical hats can be read. A cornuthaum will be labeled "WIZZARD".}}
+
From the point that most Wizards are prepared to delve deeper into the dungeon, a cornuthaum is generally preferable by far for navigating the [[Gnomish Mines]] and other dark areas, even for races with [[infravision]] - most Wizards start with more than enough innate intelligence to cast low-level spells often (especially [[elf (starting race)|elven]] Wizards), and can raise their intelligence via [[alchemy|alchemized]] [[potion of gain ability|potions of gain ability]] if necessary. [[Orc (starting race)|Orcish]] Wizards may occasionally prefer the helm of brilliance for fully [[hungerless casting]], but their normal cap of 16 Int will suffice for a majority of standard scenarios.
  
==Strategy==
+
While Wizards can safely enchant a cornuthaum to +7 similar to an [[elven leather helm]], the [[scroll of enchant armor|scrolls of enchant armor]] required are better spent elsewhere in their mid-to-late game, especially once they obtain [[The Eye of the Aethiopica]] and gain the [[power]] regeneration necessary to make frequent use of higher-level spells. A +5 helm of brilliance can provide the benefits of boosted intelligence and wisdom at only 1 less point of AC than a +7 cornuthaum; patient Wizards can also [[polypile]] their way to a +6 or +7 helm of brilliance using the aforementioned scrolls and readily-available elven armor.
Cornuthaums are among the best helms for a Wizard to use, but are often overlooked in favor of the [[helm of brilliance]], since a potential +4 or +5 bonus to [[intelligence]] and [[wisdom]] has far more applications in most situations than the cornuthaum's +1 charisma bonus. Since a cornuthaum is made of cloth and does not protect from [[falling rock trap]]s, Wizards finding one close to the start of the game may even prefer an [[orcish helm]] until they can gain a few levels and raise their HP.
 
  
However, from that point on and up to the mid-game, a cornuthaum may be preferable by far to a helm of brilliance, since the clairvoyance property is quite useful for navigating the [[Gnomish Mines]] and difficult to obtain elsewhere; the only other permanent source of clairvoyance is the [[Amulet of Yendor]]. Most early game Wizards also already have enough innate intelligence to cast low-level spells often (especially [[elf (starting race)|elven]] Wizards), and will lack the [[power]] regeneration to make much higher-level spells viable for frequent use before obtaining [[The Eye of the Aethiopica]]; they may also be able to raise their intelligence via [[alchemy|alchemized]] [[potion of gain ability|potions of gain ability]] if necessary.
+
The cornuthaum is the only MC-granting armor that is not worn on the torso, and is the only source of MC for an intelligent [[humanoid]] [[pet]] that is [[Physical size|too large]] to wear body armor, e.g. a [[titan]] or [[Centaur (monster class)|centaur]] - monsters such as [[Archon]]s that inherently have MC1 gain no further protection from a cornuthaum outside of its enchantment.
  
[[Orc (starting race)|Orcish]] Wizards have [[infravision]] and may prefer the helm of brilliance from the beginning to boost their intelligence past the racial maximum for [[hungerless casting]], but this is not strictly necessary since even 16 Int will suffice for a majority of scenarios.
+
{{upcoming|3.7.0|Large humanoid Giants and other similar monsters can now wear [[mummy wrapping]]s, which also grant MC1.}}
  
While the ability for Wizards to safely enchant a cornuthaum to +7 similar to an [[elven leather helm]] makes it more enticing, the [[scroll of enchant armor|scrolls of enchant armor]] required are better spent elsewhere in their mid-to-late game, especially after obtaining the Eye. The cornuthaum's lack of base AC means that a +5 helm of brilliance can provide the benefits of boosted intelligence and wisdom at only 1 less AC than a +7 cornuthaum; patient Wizards can also [[polypile]] their way to a +6 or +7 helm of brilliance using the aforementioned scrolls and readily-available elven armor.
+
===Identification===
 +
As the cornuthaum and the [[autocursing]] dunce cap are both conical hats, picking up and wear-testing a conical hat at random is a [[Bad Idea]]. They can easily be [[price identification|distinguished by price]]: the cornuthaum has a base cost of 80 zorkmids.
  
The cornuthaum is the only MC-granting armor that isn't a cloak or suit, and thus the only way an intelligent [[humanoid]] [[pet]] [[physical size|too large]] for body armor (e.g., a [[titan]] or [[centaur]]) can gain MC. [[Archon]]s can wear cornuthaums, but inherently have MC1 and thus gain no further protection.
+
{{upcoming|NetHack 3.7.0|For a [[Tourist]], {{frac|3}} of conical hats can be read. A cornuthaum will be labeled "WIZZARD".}}
  
 
==Origin==
 
==Origin==
"Cornuthaum" is a term coined by DevTeam member Janet Walz<ref>https://github.com/NetHack/NetHack/blob/c155d238236f320ee1e0bd5f1b5b882db6f0b8a5/dat/data.base#L1029-L1030</ref> in ''NetHack'' for folklore's "wizard hat". ''Cornu'' is Latin for "horn", and ''thauma'' (θαῦμα) is Greek for "miracle, wonder".
+
"Cornuthaum" is a term coined by ''NetHack'' [[DevTeam]] member Janet Walz to describe the stereotypical wizard hat<ref>{{commit|c155d238236f320ee1e0bd5f1b5b882db6f0b8a5|Commit c155d23}} adds the origin of the term alongside the entry for the [[stethoscope]].</ref> - ''cornu'' is Latin for "horn", and ''thauma'' (θαῦμα) is Greek for "miracle, wonder". The stereotypical wizard hat is a conical blue hat with yellow stars and crescent moons; these shapes are possibly derived from old cabalistic symbols. Variations are seen in folklore, but the hat stays at least vaguely conical. The notion of a thinking hat possibly derives from ceremonial conical hats, or even true thinking hats, making it only natural that wizards wear one.
 
 
The stereotypical wizard hat is a conical blue hat with yellow stars and crescent moons; these shapes are possibly derived from old cabalistic symbols. Variations are seen in folklore, but the hat stays at least vaguely conical. The notion of a thinking hat possibly derives from ceremonial conical hats, or even true thinking hats, making it only natural that wizards wear one.
 
  
 
==History==
 
==History==
The cornuthaum is introduced in [[NetHack 3.2.0]].
+
The cornuthaum is introduced in [[NetHack 3.2.0]]. From this version to [[NetHack 3.4.3]], including variants derived from those versions, cornuthaums granted MC2 when worn, making them more useful as MC sources for pets and as Archon hats in particular.
 
 
In [[NetHack 3.4.3]] and variants derived from that version, cornuthaums had an [[MC]] of 2, making them useful as Archon hats.
 
  
 
==Variants==
 
==Variants==
In variants derived from NetHack 3.4.3, including [[SLASH'EM]], cornuthaums generally provide MC2.
+
In variants based on NetHack 3.4.3, and earlier versions, cornuthaums generally provide MC2.
  
 
==Encyclopedia entry==
 
==Encyclopedia entry==
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{{right-align|[ The Elfin Ship, James P. Blaylock ]}}
 
{{right-align|[ The Elfin Ship, James P. Blaylock ]}}
 
}}
 
}}
 
+
{{nethack-367|offset=1}}
 
[[Category:Helms]]
 
[[Category:Helms]]
{{nethack-366|offset=1}}
 

Revision as of 08:10, 17 August 2023

[   cornuthaum   Conical hat.png
Appearance conical hat
Slot helm
AC 0
Special
Base price 80 zm
Weight 4
Material cloth

The cornuthaum is a magical helm that appears in NetHack. When unidentified, it appears as a conical hat, an appearance it shares with the dunce cap.

Description

When worn, a cornuthaum provides MC1 but no base AC. Wizards wearing a cornuthaum gain 1 point of charisma and extrinsic clairvoyance; non-Wizards lose 1 point of charisma and have all sources of clairvoyance blocked (whether from the intrinsic or the spell). Wizards can enchant cornuthaums to +7, but others can only enchant them to +5.

Strategy

Cornuthaums are among the best helms for Wizards, being the only permanent source of clairvoyance outside of the Amulet of Yendor. They are are often overlooked in favor of the helm of brilliance, since a potential +4 or +5 bonus to intelligence and wisdom has far more applications in most situations than the cornuthaum's +1 charisma bonus. Wizards finding a cornuthaum close to the start of the game may even prefer an orcish helm for protection from falling rock traps, at least until they can gain a few levels and raise their HP.

From the point that most Wizards are prepared to delve deeper into the dungeon, a cornuthaum is generally preferable by far for navigating the Gnomish Mines and other dark areas, even for races with infravision - most Wizards start with more than enough innate intelligence to cast low-level spells often (especially elven Wizards), and can raise their intelligence via alchemized potions of gain ability if necessary. Orcish Wizards may occasionally prefer the helm of brilliance for fully hungerless casting, but their normal cap of 16 Int will suffice for a majority of standard scenarios.

While Wizards can safely enchant a cornuthaum to +7 similar to an elven leather helm, the scrolls of enchant armor required are better spent elsewhere in their mid-to-late game, especially once they obtain The Eye of the Aethiopica and gain the power regeneration necessary to make frequent use of higher-level spells. A +5 helm of brilliance can provide the benefits of boosted intelligence and wisdom at only 1 less point of AC than a +7 cornuthaum; patient Wizards can also polypile their way to a +6 or +7 helm of brilliance using the aforementioned scrolls and readily-available elven armor.

The cornuthaum is the only MC-granting armor that is not worn on the torso, and is the only source of MC for an intelligent humanoid pet that is too large to wear body armor, e.g. a titan or centaur - monsters such as Archons that inherently have MC1 gain no further protection from a cornuthaum outside of its enchantment.

The following information pertains to an upcoming version (3.7.0). If this version is now released, please verify that it is still accurate, then update the page to incorporate this information.

Large humanoid Giants and other similar monsters can now wear mummy wrappings, which also grant MC1.

Identification

As the cornuthaum and the autocursing dunce cap are both conical hats, picking up and wear-testing a conical hat at random is a Bad Idea. They can easily be distinguished by price: the cornuthaum has a base cost of 80 zorkmids.

The following information pertains to an upcoming version (NetHack 3.7.0). If this version is now released, please verify that it is still accurate, then update the page to incorporate this information.

For a Tourist, 13 of conical hats can be read. A cornuthaum will be labeled "WIZZARD".

Origin

"Cornuthaum" is a term coined by NetHack DevTeam member Janet Walz to describe the stereotypical wizard hat[1] - cornu is Latin for "horn", and thauma (θαῦμα) is Greek for "miracle, wonder". The stereotypical wizard hat is a conical blue hat with yellow stars and crescent moons; these shapes are possibly derived from old cabalistic symbols. Variations are seen in folklore, but the hat stays at least vaguely conical. The notion of a thinking hat possibly derives from ceremonial conical hats, or even true thinking hats, making it only natural that wizards wear one.

History

The cornuthaum is introduced in NetHack 3.2.0. From this version to NetHack 3.4.3, including variants derived from those versions, cornuthaums granted MC2 when worn, making them more useful as MC sources for pets and as Archon hats in particular.

Variants

In variants based on NetHack 3.4.3, and earlier versions, cornuthaums generally provide MC2.

Encyclopedia entry

He was dressed in a flowing gown with fur tippets which had
the signs of the zodiac embroidered over it, with various
cabalistic signs, such as triangles with eyes in them, queer
crosses, leaves of trees, bones of birds and animals, and a
planetarium whose stars shone like bits of looking-glass with
the sun on them. He had a pointed hat like a dunce's cap, or
like the headgear worn by ladies of that time, except that
the ladies were accustomed to have a bit of veil floating
from the top of it.

[ The Once and Future King, by T.H. White ]

         "A wizard!" Dooley exclaimed, astounded.
         "At your service, sirs," said the wizard. "How
perceptive of you to notice. I suppose my hat rather gives me
away. Something of a beacon, I don't doubt." His hat was
pretty much that, tall and cone-shaped with stars and crescent
moons all over it. All in all, it couldn't have been more
wizardish.

[ The Elfin Ship, James P. Blaylock ]

  1. Commit c155d23 adds the origin of the term alongside the entry for the stethoscope.