Rumbling with Kereska's Thunder (Condition)

Rumbling with Kereska's Thunder

• Affected entity has resistance to Thunder damage.
• Its thunder spells deal additional damage equal to its proficiency bonus.
• When it deals spell damage, it inflicts 2 turns of  Reverberation upon the target.
• While attuned to Kereska's thunder, it can cast  Shatter and  Destructive Wave at 5th level once per short rest.

Properties

 Stack ID: MAG_LEGENDARY_CHROMATIC_ATTUNEMENT_FIRE

 Loses duration: start of turn

 If already applied: replace current

Condition: Reverberation

 Reverberation

Duration: 2 turns

• Affected entity has a -1 penalty to Strength, Dexterity, and Constitution Saving throws per remaining turn.

• When the entity has 5 or more turns of Reverberation, it takes 1d4Thunder damage and must succeed a DC 10  Constitution saving throw or fall  Prone. The condition is removed afterward.

• Creatures Immune to Thunder damage can't receive Reverberation.

Notes

• The in-game tooltip says this effect inflicts 1 turn of Reverberation, but it actually inflicts 2 turns.
• Applying Reverberation can only occur once per attack. A spell hitting multiple targets like  Shatter will only apply the condition to a single target.

Conditions with the same stack ID

Conditions with the stack ID MAG_LEGENDARY_CHROMATIC_ATTUNEMENT_FIRE, only one of these can be applied at the same time:

Condition	Effects
Adrip with Kereska's Acid	Affected entity has resistance to Acid damage. Its acid spells deal additional damage equal to its proficiency bonus. When it deals spell damage, it possibly inflict 3 turns of  Noxious Fumes upon the target. While attuned to Kereska's acid it can cast  Melf's Acid Arrow and  Hunger of Hadar at 5th level once per short rest.
Conduit of Kereska's Ice	Affected entity has resistance to Cold damage. Its cold spells deal additional damage equal to its proficiency bonus. When it deals spell damage, it inflicts 2 turns of  Encrusted with Frost upon the target. While attuned to Kereska's ice, it can cast  Cone of Cold at 5th level and  Ice Storm at 4th level once per short rest.
Crackling with Kereska's Lightning	Affected entity has resistance to Lightning damage. Its lightning spells deal additional damage equal to its proficiency bonus. When it deals spell damage, it gains 2  Lightning Charges. While attuned to Kereska's lightning, it can cast  Chain Lightning at 6th level and  Lightning Bolt at 3rd level once per short rest.
Gripped by Kereska's Flame	Affected entity has resistance to Fire damage. Its fire spells deal additional damage equal to its proficiency bonus. When it deals spell damage, it gains 2 turns of  Heat. While attuned to Kereska's flame, it can cast  Fireball at 3rd level and  Wall of Fire at 5th level once per short rest.
Rumbling with Kereska's Thunder	Affected entity has resistance to Thunder damage. Its thunder spells deal additional damage equal to its proficiency bonus. When it deals spell damage, it inflicts 2 turns of  Reverberation upon the target. While attuned to Kereska's thunder, it can cast  Shatter and  Destructive Wave at 5th level once per short rest.
Vessel for Kereska's Poison	Affected entity has resistance to Poison damage. Its poison spells deal additional damage equal to its proficiency bonus. When it deals spell damage, it inflicts 2 turns of  Poisoned upon the target. While attuned to Kereska's poison, it can cast  Cloudkill and  Ray of Sickness at 5th level once per short rest.

Sources of Rumbling with Kereska's Thunder

•  Bone-shaking Thunder