become bad diffusing corrupt replace

Alter Self

Spells Player’s Handbook

You alter your physical form. Choose one of the following options. Its effects last for the duration, during which you can take a Magic action to replace the option you chose with a different one

spell to become quadrupedal, for instance. For the duration, you can take a Magic action to change your appearance in this way again. Natural Weapons. You grow claws (Slashing), fangs (Piercing

Sammaster (Dracolich Form)

Monsters Forgotten Realms: Adventures in Faerûn

for his demise. He drew on the warped resurrection of dracoliches to become a lich himself. He continues to lead the Cult of the Dragon from the shadows, developing new ways to control and corrupt

attacks. He can replace one attack with a use of Spellcasting to cast Blight or Ray of Sickness (level 6 version). Rend. Melee Attack Roll: +14;{"diceNotation":"1d20+14", "rollType":"to hit

Sammaster (Lich Form)

Monsters Forgotten Realms: Adventures in Faerûn

. He drew on the warped resurrection of dracoliches to become a lich himself. He continues to lead the Cult of the Dragon from the shadows, developing new ways to control and corrupt dragonkind

three attacks, using Corrosive Burst or Paralyzing Touch in any combination. He can replace two attacks with a use of Spellcasting. Corrosive Burst. Melee or Ranged Attack Roll: +13;{"diceNotation

Medani Inquisitive

Monsters Eberron: Forge of the Artificer

Multiattack. The inquisitive makes three Crooked Staff attacks. It can replace one attack with a use of Inquisitive Eye. Crooked Staff. Melee Attack Roll: +4;{"diceNotation":"1d20+4", "rollType":"to

has marked. While marked, the target can’t become hidden from the inquisitive, and if it has the Invisible condition, it gains no benefit from that condition against the inquisitive. The mark

Zlan

Monsters Forgotten Realms: Adventures in Faerûn

in any combination. It can replace two attacks with a use of Spellcasting. Slam. Melee Attack Roll: +11;{"diceNotation":"1d20+11", "rollType":"to hit", "rollAction":"Slam"}, reach 10 ft. Hit: 12 (3d4

through the accumulation of chardalyn from across Icewind Dale. Zlan’s affinity with chardalyn allows it to access information across the region and use chardalyn to corrupt those who could

Crown of Horns

Magic Items Forgotten Realms: Adventures in Faerûn

dying essence. Myrkul has since returned to become one of the Dead Three, and the Crown of Horns continues to further his gruesome will by seeking out mortal agents and gradually transforming them into

powerful Undead scions. Should a wearer prove unworthy of this honor, the crown teleports away to find a new mortal to corrupt for its master. Cursed. The crown is cursed. Attuning to the crown extends

Manshoon

Monsters Forgotten Realms: Adventures in Faerûn

Magic Resistance. Manshoon has Advantage on saving throws against spells and other magical effects.Multiattack. Manshoon makes three Arcane Burst attacks. He can replace two attacks with a use of

knowledge and personal secrets. The Zhentarim wouldn’t have become the organization it is today—one where treachery and subterfuge are the order of the day—without Manshoon’s

Wastrilith

Monsters Mordenkainen Presents: Monsters of the Multiverse

Amphibious. The wastrilith can breathe air and water. Corrupt Water. At the start of each of the wastrilith’s turns, exposed water within 30 feet of it is befouled. Underwater, this effect

", "rollAction":"Corrupt Water", "rollDamageType":"poison"} poison damage and is poisoned for 1 minute. At the end of this time, the poisoned creature must repeat the saving throw. On a failure, the

Annis Hag

Monsters Mordenkainen Presents: Monsters of the Multiverse

hag. Over time, “Granny” or “Grampy” convinces the child that it’s okay to do bad deeds—starting with breaking things or wandering without permission, then

child. Much as annis hags befriend children in order to corrupt them, they may adopt a group of ogres, trolls, or other creatures (ogre;ogres and troll;trolls appear in the Monster Manual), ruling them

Criminal / Spy Legacy

Backgrounds Basic Rules (2014)

; specifically, you know the local messengers, corrupt caravan masters, and seedy sailors who can deliver messages for you. Variant Criminal: Spy Although your capabilities are not much different

be broken, as are those who would forge them. (Chaotic) 3 Charity. I steal from the wealthy so that I can help people in need. (Good) 4 Greed. I will do whatever it takes to become wealthy

Catoblepas

Monsters Mordenkainen Presents: Monsters of the Multiverse

environment, such as healing herbs and clean water, become degraded, and swamp gases take on a hint of the catoblepas’s foulness. Animals in the area are more aggressive and liable to be diseased

the creature has such a feared reputation that stories about it are ingrained in the popular culture. Any rumor of a catoblepas taking up residence nearby is taken to be a bad omen, even if the rumor is

Demogorgon

Monsters Mordenkainen Presents: Monsters of the Multiverse

effects. Two Heads. Demogorgon has advantage on saving throws against being blinded, deafened, stunned, or knocked unconscious.Multiattack. Demogorgon makes two Tentacle attacks. He can replace one attack

chaos, confusion, and destruction, seeking to corrupt all that is good and undermine order in the multiverse, to see everything dragged howling into the infinite depths of the Abyss. The demon lord is

Isolde

Monsters Van Richten’s Guide to Ravenloft

known only as “the Caller” to corrupt and slay all of Isolde’s companions, leaving Isolde alone, bitter, and vulnerable. The insidious archfey then befriended Isolde and offered to

longed for. Isolde orchestrated a trade with the other carnival’s owners, a pair of shadar-kai (elves native to the Shadowfell). Isolde would become the master of their carnival, and they would

Otyugh Mutate

Monsters Phandelver and Below: The Shattered Obelisk

or Tentacle attacks. It can replace one of these attacks with Chitin Slam. Bite. Melee Weapon Attack: +7;{"diceNotation":"1d20+7", "rollType":"to hit", "rollAction":"Bite"} to hit, reach 5 ft., one

metamorphosis as the powers of the Far Realm rewrite the fundamentals of the creature’s existence. Any creature can become a mutate and transform to exhibit physical characteristics associated

Monastery of the Distressed Body, Grand Master

Monsters Lost Laboratory of Kwalish

of a Vorpal Sword. Shards of a vorpal sword once broken against the devil replace its claws. A successful DC 12 Intelligence (Arcana) or Wisdom (Perception) check identifies them as such. When the

damage plus 17 (5d6);{"diceNotation":"5d6","rollType":"damage","rollAction":"Sting","rollDamageType":"poison"} poison damage, and the target must succeed on a DC 14 Constitution saving throw or become

Moonblade Legacy

Magic Items Dungeon Master’s Guide (2014)

, some blades have faded from the world, their magic lost as family lines have become extinct. Other blades have vanished with their bearers during great quests. Thus, only a few of these weapons remain

special ritual in the throne room of an elven regent or in a temple dedicated to the elven gods. A moonblade won’t serve anyone it regards as craven, erratic, corrupt, or at odds with

Barrowghast

Monsters Bigby Presents: Glory of the Giants

attacks. It can replace one Slam attack with a Life Drain attack. Slam. Melee Weapon Attack: +8;{"diceNotation":"1d20+8", "rollType":"to hit", "rollAction":"Slam"} to hit, reach 10 ft., one target

on a failed save, or half as much damage on a successful one.A hill giant who dies with an empty stomach, full of rage and regret, might become suffused with energy from the Negative Plane and rise as

Encephalon Cluster

Monsters Phandelver and Below: The Shattered Obelisk

effects.Multiattack. The cluster makes two Slam attacks. It can replace one of these attacks with Spawn Progeny if available. Slam. Melee Weapon Attack: +10;{"diceNotation":"1d20+10", "rollType":"to hit

become a gorging menace that can overrun an entire mind flayer colony. Encephalons When an illithid colony lays its eggs dangerously close to a Far Realm rift, an egg sac has a chance to mutate into

Criminal - Baldur's Gate

Backgrounds Baldur’s Gate: Descent into Avernus

to and from your contact, even over great distances; specifically, you know the local messengers, corrupt caravan masters, and seedy sailors who can deliver messages for you. BALDUR’S GATE

from the wealthy so that I can help people in need. (Good) 4 Greed. I will do whatever it takes to become wealthy. (Evil) 5 People. I’m loyal to my friends, not to any ideals, and

Charmayne Daymore

Monsters Keys from the Golden Vault

Legendary Resistance (3/Day). If Charmayne fails a saving throw, she can choose to succeed instead.Multiattack. Charmayne makes three Ashen Burst attacks. She can replace one of these attacks with

spell fails.A powerful spellcaster, Charmayne had become jealous of the king’s passion and warmth. Longing to possess those qualities, she painstakingly created rituals to drain Jhaeros’s

Folk Hero Legacy

Backgrounds Basic Rules (2014)

disaster. 3 I stood alone against a terrible monster. 4 I stole from a corrupt merchant to help the poor. 5 I led a militia to fight off an invading army. 6 I broke into a tyrant

. If I become strong, I can take what I want—what I deserve. (Evil) 5 Sincerity. There’s no good in pretending to be something I’m not. (Neutral) 6 Destiny. Nothing and

Carrion Stalker

Monsters Van Richten’s Guide to Ravenloft

Multiattack. The carrion stalker makes three Tentacle attacks. If it is attached to a creature, it can replace one Tentacle attack with Larval Burst, if available. Tentacle. Melee Weapon Attack: +5

instantly kills the larvae in the creature, ending the effect on it. If a creature is reduced to 0 hit points by the infestation, it dies. The larvae remain in the corpse, and one survives to become a fully

Nagpa

Monsters Mordenkainen Presents: Monsters of the Multiverse

Multiattack. The nagpa makes three Staff or Deathly Ray attacks. It can replace one attack with a use of Spellcasting. Staff. Melee Weapon Attack: +8;{"diceNotation":"1d20+8","rollType":"to hit

fallen civilizations and great calamities. Nagpas still fear the Raven Queen and do their best to avoid her and her agents. When it’s impossible to do so, they become cringing, fawning things, eager

Spawn of Kyuss

Monsters Mordenkainen Presents: Monsters of the Multiverse

. From a distance or in poor light, a spawn of Kyuss looks like an ordinary zombie. As it comes into clearer view, however, the scores of little green worms crawling in and out of it become visible. These

animates the corpse, transforming it into a spawn of Kyuss, which breeds more worms. Spawn of Kyuss are expressions of Orcus’s intent to replace all life with undeath. Left to its own devices, a

Winter Eladrin

Monsters Mordenkainen Presents: Monsters of the Multiverse

throw, ending the effect on itself on a success.Multiattack. The eladrin makes two Longsword or Longbow attacks. It can replace one attack with a use of Spellcasting. Longsword. Melee Weapon Attack

ruled by emotion—and due to their magical nature, they undergo physical changes to match their changes in temperament. Eladrin have spent centuries in the Feywild, and most of them have become Fey

Yuan-ti Malison (Type 3) Legacy

Monsters Monster Manual (2014)

their humanity to become like the serpent gods in form, as well as in thought and emotion. Serpent Kings of Fallen Empires. The yuan-ti view their physical transformation as a transcendent moment for

individual who attains enough power can devour and replace one of the yuan-ti gods. The yuan-ti strive for ascension and are willing to commit the darkest atrocities to achieve it.Poison

Bael

Monsters Mordenkainen Presents: Monsters of the Multiverse

one of the following spells, requiring no material components and using Charisma as the spellcasting ability (spell save DC 21): At will: alter self (can become Medium), charm person, detect magic

stratagems. Bael gladly spares the lives of those he defeats—if they pledge their souls and service to him. Demons are an exception; although he is willing to corrupt almost any other foes, he always

Dragonflesh Abomination

Monsters Fizban's Treasury of Dragons

abomination makes three attacks using Claw, Acidic Spit, or a combination of them. It can replace one of the attacks with a Tail attack. Claw. Melee Weapon Attack: +7;{"diceNotation":"1d20+7", "rollType

lingers in a draconic corpse. While most would-be grafters wind up hideously scarred or dead, a few survive as wretched horrors. Their minds become twisted by magical malevolence, with only a shadow of

Phisarazu Spyder-Fiend

Monsters Vecna: Eve of Ruin

ignores movement restrictions caused by webbing.Multiattack. The phisarazu makes one Bite attack and two Claw attacks. It can replace one of these attacks with Scintillating Spray if available. Bite

, they have become increasingly active as Miska struggles to free himself in Pandesmos.PoisonCold, Fire, Lightning; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksChange Shape. The phisarazu

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

Constitution saving throw or take 13 (2d12);{"diceNotation":"2d12","rollType":"damage","rollAction":"Stinger","rollDamageType":"poison"} poison damage and become poisoned until it finishes a short or

: alter self (can become Medium when changing his appearance), detect magic, ice storm, invisibility (self only), locate object, suggestion, wall of ice 1/day: banishment Teleport. Geryon magically

Mercion

Monsters The Wild Beyond the Witchlight

Special Equipment. Mercion wields a quarterstaff, +1;+1 quarterstaff.Multiattack. Mercion makes one Divine Radiance attack and one +1 Quarterstaff attack. She can replace one of these attacks with a

alone determines who can become a member of this prestigious group, which has more members than those described here. (The other members, who do not appear in this adventure, are busy elsewhere

Hydroloth

Monsters Mordenkainen Presents: Monsters of the Multiverse

on attack rolls.Multiattack. The hydroloth makes two Bite or Claw attacks. It can replace one attack with a use of Spellcasting. Bite. Melee Weapon Attack: +9;{"diceNotation":"1d20+9","rollType":"to

proficiencies; it can’t cast spells; it can’t understand language; and if its Intelligence and Charisma scores are higher than 5, they become 5. Each time the target finishes a long rest

Uthgardt Shaman

Monsters Storm King's Thunder

resentful of most kinds of magic. Seldom do they choose to become shamans. Instead, the role is thrust upon those who are born with a strong connection to the spirit world. To be a shaman is to stand

it doesn’t replace the normal components of a spell. In addition to the spells that all Uthgardt shamans can cast, a shaman of a particular tribe gains additional spells based on tribal

Spring Eladrin

Monsters Mordenkainen Presents: Monsters of the Multiverse

two Longsword or Longbow attacks. It can replace one attack with a use of Spellcasting. Longsword. Melee Weapon Attack: +6;{"diceNotation":"1d20+6","rollType":"to hit","rollAction":"Longsword"} to hit

emotion—and due to their magical nature, they undergo physical changes to match their changes in temperament. Eladrin have spent centuries in the Feywild, and most of them have become Fey

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

Constitution saving throw or take 13 (2d12);{"diceNotation":"2d12","rollType":"damage","rollAction":"Stinger","rollDamageType":"poison"} poison damage and become poisoned until it finishes a short or

: alter self (can become Medium when changing his appearance), detect magic, ice storm, invisibility (self only), locate object, suggestion, wall of ice 1/day: banishment Teleport. Geryon magically

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