TEXT: Version 1.5 @2017 Wizards of the Coast LLC. Permission granted to print and photocopy this document for personal use only.
  Princes of the Apocalypse Errata
  This document corrects and clarifies some text in the adventure 
  Princes of the Apocalypse. The changes appear in recent print-
  ings of the book, starting with the fourth printing.
   A few changes appear for the first time in the fifth printing. If a 
  change is from that printing, the description of the change ends 
  with a notation: 5th printing. If a change isn’t in print yet, its de-
  scription ends with the following notation: future printing.
  Global
  In the book’s following sections, the Intelligence (Investigation) 
  check to find a secret door, a trap, or an object is now a Wisdom 
  (Perception) check.
  Page
  Section
  58
  K16. Great Hall
  59
  K19. Old Library
  59
  K21. Lord’s Chamber
  68
  M21. Hall of Thirsting 
  Stone
  93
  C24. Bridge of Heroes
  104
  E3. Niche Hall
  105
  E6. Bastian’s Quarters
  106
  E11. Cell Block
  110
  E26. Fire Temple
  121
  F18. Drow Tomb
  Page
  Section
  132
  P11. Hunter’s Den
  132
  P15. Reflection Chamber
  159
  T9. Chamber of Moving 
  Stones
  172
  D1. Switchbacks
  174
  D5. Chapel
  186
  X9. False Crypt [second 
  paragraph after the boxed 
  text]
  187
  X10. False Tomb
  Chapter 1
   Starting the Adventure (p. 17). In the section’s last paragraph, 
  225 miles is now 140 miles.
  Chapter 2
   Helvur Tarnlar, Clothier (p. 25). Maegla is a Turami human, 
  rather than a Tethyrian one.
   Waelvur’s Wagonworks (p. 27). In the “Key NPCs” subsection, 
  “area T1” is now “area T9.”
   Mellikho Stoneworks (p. 28). In the section’s second para-
  graph, “area T9” is now “area T1.”
   Fire Cult War Band (p. 31). Both instances of “Eternal Flame 
  warriors” are now “Eternal Flame guardians.”
   The Dessarin Valley Map (p. 32). The map’s scale has been 
  corrected: 1 hex = 4 miles.
   The positions of Sacred Stone Monastery and Rivergard Keep 
  have been swapped, and the X of the latter is now closer to 
  the river.
  Chapter 3
   Shallow Graves (p. 43). In the second block of boxed text,  
  “Perhaps two miles to the north” is now “Several miles to 
  the north.”
   In the “Grave Occupants” subsection, “red surcoat with a black 
  axe” is now “black surcoat with a red axe.”
   Pinnacle (p. 48). In the “Spyglass” subsection, “area C3” is 
  now “area V3.”
   Shrine of Stone (p. 63). In the sentence that follows the boxed 
  text, “northeast corner” is now “northwest corner.”
   Samular’s Empty Tomb (p. 68). Now called “Samular’s 
  Tomb,” this subsection ends with the following new paragraph:
  Stashed inside the sarcophagus is the body of a dead human 
  knight that the Mirabar delegation was transporting to Sum-
  mit Hall. The knight wears a breastplate emblazoned with 
  the symbol of Tyr. A speak with dead spell cast on the corpse 
  can reveal the knight’s name (Narl Elrok) and how he died 
  (killed by orcs).
   Trapped Stairs (p. 68). The DC of the Dexterity saving 
  throw is 15.
   Wicker Giant (p. 72). In the last sentence of the section, “in 
  area H1” is now “in area H4.”
  Chapter 4
   A15. Plaza of Fallen Spires (p. 83). In the second paragraph 
  following the boxed text, the last sentence now reads as follows: 
  “Torhild tasked the djinni with the daunting task of keeping the 
  palace quarter in good repair—a task he has been performing 
  now for centuries.”
   In the third paragraph following the boxed text, the first sen-
  tence now reads as follows: “When Aerisi Kalinoth arrived, she 
  took possession of the horn but refused to free the djinni from his 
  previously assigned task.”
   C4. Drowning Chambers (p. 87). “Nine aquatic ghouls” is now 
  “Twelve aquatic ghouls.”
   C12. Troll Hole (p. 88). In the last sentence of the boxed text, 
  “to the north and east” is now “to the north and the west.”
   B5. East Guardroom (p. 96). In the last paragraph, “The other 
  two prepare” is now “The other three prepare.”
   B20. Mess Hall (p. 101). In the boxed text, the last sentence 
  now reads: “Doors lead to the east and west.”
   B21. Screaming Statues (p. 102). In the “Roleplaying Mar-
  los Urnrayle” subsection, “flees to area B23” is now “flees to 
  area B22.”
   E1. Entrance (p. 104). In the second paragraph that follows the 
  boxed text, the parenthetical description of the fire cult hand ges-
  ture now reads as follows: “one hand in a fist, thumb up, with the 
  other hand over the fist.”
   E26. Fire Temple (p. 110). In the first sentence of the boxed 
  text, “in the west wall” is now “in the east wall.”
  Chapter 5
   N3. Oubliette (p. 124). In the sentence that follows the boxed 
  text, “area A19” is now “area A18.”
   The Earth Portal (p. 141). The following sentence now ap-
  pears at the end of this section’s second paragraph: “After the 
  portal is destroyed, Ironfang turns to rust and disintegrates.”
   W6. Prison (p. 144). In the “Prisoners” subsection, the first 
  paragraph now reads as follows:
  Four prisoners are here and awaiting their fate as sacrifices. 
  The prisoners include two Waterdhavian caravan merchants 
  named Kharloss and Jarlee (use the noble statistics), a Crush-
  ing Wave reaver named Dirana, and a moon elf druid named 
  Teresiel. They have been stripped of their armor and weapons, 
  which the cultists tossed into the lava.
  The subsection ends with the following new paragraph:
  Teresiel is a member of the Emerald Enclave. She managed 
  to conceal on her person a tiny leather packet that holds nine 
  yellow seeds. Under the scrutiny of a detect magic spell, each 
  seed radiates an aura of conjuration magic. Plating a seed in 
  fertile earth causes it grow into an awakened tree after 1d6 
  rounds. The awakened tree understands one language known 
  to its creator and follows its creator’s commands to the best of 
  its ability. Teresiel doesn’t relinquish with the seeds willingly 
  and is determined to deliver them to the abbey at Goldenfields. 
  She asks the characters to help her complete the delivery.
  Chapter 6
   Lance Rock (p. 151). In the paragraph before the boxed text, 
  “Northwest of Red Larch” is now “Southwest of Red Larch.”
  
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   T1. Entry Cavern (p. 155). In the “North Tunnel” subsec-
  tion, the first sentence now reads as follows: “This tunnel 
  leads to the Mellikho Stoneworks quarry (Red Larch, 
  area 18).”
   The paragraph that follows the boxed text now reads: “Be-
  yond the wooden door, the tunnel continues ten feet before 
  opening into the quarry behind Albaeri Mellikho’s house.”
   T9. Chamber of Moving Stones (p. 159). In the “Secret 
  Door” subsection, “leads to the quarry pit in Mellikho 
  Stoneworks (Red Larch, area 18)” is now “leads to a 
  wooden shed in the yard behind Waelvur’s Wagonworks 
  (Red Larch, area 16).”
   The Long Road (p. 167). In the “Setup” subsection, the 
  last paragraph now reads as follows: “The caravan travels 
  from Womford to Red Larch along the Cairn Road, then 
  heads north along the Long Road through Westbridge to its 
  final destination of Triboar.”
   The Long Road (p. 167). In “The Caravan” subsection, 
  the fourth paragraph no longer contains the following sen-
  tence: “The route is over the Stone Bridge.”
   Bandit Attack (p. 167). In the first sentence of the first 
  paragraph, “on the Long Road” has been cut.
   In the third paragraph, the following sentence has been 
  cut: “Fire attracts the monsters in the next encounter.”
   The Nettlebees (p. 168). In the fourth bullet point, “Ber-
  tram knows about Wiggan” is now “Watson knows about 
  Wiggan.”
   Stone Bridge (p. 183). After the third block of boxed text, 
  the DC 16 Wisdom (Perception) check should be a DC 16 
  Wisdom (Insight) check.
  Chapter 7
   Monsters and NPCs by Challenge Rating (p. 189). The 
  challenge ratings of Wiggan (CR 2) and Ghald (CR 5) are 
  now correct in the table.
   Aerisi Kalinoth (p. 193). Windvane—the attack bonus is 
  now +8, and the damage is 8 (1d6 + 5), or 9 (1d8 + 5) with 
  two hands.
   Marlos Urnrayle (p. 199). Ironfang—the attack bonus is 
  now +8, and the damage is 9 (1d8 + 5).
  Appendix B
   Sorcerer Spells (p. 231). The list of 1st-level spells now 
  includes “Absorb elements (abjuration).” (5th printing)
   The list of 3rd-level spells now includes “Tidal wave (con-
  juration).” (5th printing)
   The list now includes a new header, “7th Level,” and the 
  entry “Whirlwind (evocation)” beneath it. (5th printing)
   Wizard Spells (p. 232). The list of 2nd-level spells now 
  includes “Warding wind (evocation).” (5th printing)
   Abi-Dalzim’s Horrid Wilting (p. 233). The spell’s dam-
  age is now 12d8. In addition, the spell description now ends 
  with this paragraph: “Nonmagical plants in the area that 
  aren’t creatures, such as trees and shrubs, wither and die 
  instantly.” (future printing)
   Bones of the Earth (p. 233). The first paragraph now 
  ends with this new sentence: “Each 5-foot-diameter portion 
  of the area requires at least 1 minute to clear by hand.” (fu-
  ture printing)
   Catapult (p. 233). The spell’s range is now 60 feet. (future 
  printing)
   In addition, the sentence “In either case, both the object 
  and the creature or solid surface take 3d8 bludgeoning 
  damage” now reads “When the object strikes something, 
  the object and what it strikes each take 3d8 bludgeoning 
  damage.” (5th printing)
   Control Flames (p. 234). The last paragraph now reads 
  “If you cast this spell multiple times, you can have up to 
  three non-instantaneous effects created by it active at a 
  time, and you can dismiss such an effect as an action.” (5th 
  printing)
   Control Winds (p. 234). The second sentence of the 
  “Gusts” paragraph now reads “If the wind is moderate or 
  strong, ranged weapon attacks that enter or leave the cube 
  or pass through it have disadvantage on their attack rolls.” 
  (future printing)
  	 Create	Bonfire	(p.	235).	The second sentence now reads 
  “Until the spell ends, the magic bonfire fills a 5-foot cube.” 
  (5th printing)
   In the fourth sentence, “enters” is changed to “moves 
  into.” In addition, this new paragraph appears after the first 
  paragraph: “The bonfire ignites flammable objects in its 
  area that aren’t being worn or carried.” (future printing)
   Dust Devil (p. 235). The second sentence of the second 
  paragraph now reads “On a failed save, the creature takes 
  1d8 bludgeoning damage and is pushed 10 feet away from 
  the dust devil.” (future printing)
   Earthbind (p. 235). In the last sentence, “descends” is 
  changed to “safely descends.” (future printing)
   Earth Tremor (p. 236). The range of the spell is now 10 
  feet. In addition, the last sentence of the first paragraph 
  now reads “If the ground in that area is loose earth or 
  stone, it becomes difficult terrain until cleared, with each 
  5-foot-diameter portion requiring at least 1 minute to clear 
  by hand.” (future printing)
   Erupting Earth (p. 236). In the “At Higher Levels” sec-
  tion, 3rd level is now 4th, and 2nd is 3rd. (5th printing)
   Ice Knife (p. 237). The last sentence of the first para-
  graph now reads “The target and each creature within 5 
  feet of it must succeed on a Dexterity saving throw or take 
  2d6 cold damage.” (future printing)
   Immolation (p. 237). The initial damage is now 8d6, and 
  the subsequent damage is now 4d6. In addition, the second 
  paragraph now reads “If damage from this spell kills a tar-
  get, the target is turned to ash.” (future printing)
   Investiture of Stone (p. 237). The first bulleted para-
  graph now reads “You have resistance to bludgeoning, 
  piercing, and slashing damage from nonmagical attacks.” 
  (future printing)
   Magic Stone (p. 238). The second paragraph now reads 
  “If you cast this spell again, the spell ends on any pebbles 
  still affected by your previous casting.” (future printing)
   Maximilian’s Earthen Grasp (p. 238). In the third para-
  graph, “can make a Strength check” now reads “can use its 
  action to make a Strength check.” (5th printing)
   Pyrotechnics (p. 239). The first sentence now reads 
  “Choose an area of nonmagical flame that you can see and 
  that fits within a 5-foot cube within range.” (future printing)
   Thunderclap (p. 240). The range of the spell is now 5 
  feet. In addition, the second and third sentences of the 
  description are replaced by this sentence: “Each creature 
  within range, other than you, must succeed on a Consti-
  tution saving throw or take 1d6 thunder damage.” (future 
  printing)
   Tidal Wave (p. 240). The spell description now ends 
  “within 30 feet of it, and then it vanishes.” (future printing)
   Transmute Rock (p. 240). The spell’s duration is now 
  “Until dispelled.” In addition, the last three sentences of the 
  description are replaced by the following text: “On a suc-
  
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  cessful save, a creature is shunted safely to the surface in 
  an unoccupied space. On a failed save, a creature becomes 
  restrained by the rock. A restrained creature, or another 
  creature within reach, can use an action to try to break 
  the rock by succeeding on a DC 20 Strength check or by 
  dealing damage to it. The rock has AC 15 and 25 hit points, 
  and it is immune to poison and psychic damage.” (future 
  printing)
   Vitriolic Sphere (p. 241). The first sentence of the de-
  scription now reads “You point at a location within range, 
  and a glowing, 1-foot-diameter ball of emerald acid streaks 
  there and explodes in a 20-foot-radius sphere.” In addition, 
  the third sentence now reads “On a failed save, a creature 
  takes 10d4 acid damage and another 5d4 acid damage at 
  the end of its next turn.” (future printing)
   Watery Sphere (p. 241). The radius of the sphere is now 
  5 feet. In addition, in the second paragraph, the second and 
  third sentences now read “On a successful save, a creature 
  is ejected from that space to the nearest unoccupied space 
  of the creature’s choice outside the sphere. A Huge or larger 
  creature succeeds on the saving throw automatically, and 
  a Large or smaller creature can choose to fail it.” The last 
  sentence of the second paragraph now reads “At the end of 
  each of its turns, a restrained target can repeat the saving 
  throw, ending the effect on itself on a success.” The second 
  sentence of the third paragraph now begins with “If the 
  sphere restrains a creature in excess of these numbers, . . .” 
  At the end of the fourth paragraph, the phrase “but no more 
  than once per turn” is deleted. At the end of the spell de-
  scription, the following sentence is added: “The water then 
  vanishes.” (future printing)
   Whirlwind (p. 242). The first sentence now reads “A 
  whirlwind howls down to a point that you can see on the 
  ground within range.” (5th printing)
  
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