Frost of Dark Winter
Frost of Dark Winter is a level 4 evocation spell. It is a variant of Kereska's Favour that allows its caster to imbue themselves with the power of ice and unlock resistances and spells associated with it. It is granted by Markoheshkir.
Description
Embrace Kereska's ice to gain Resistance to Cold damage. Your Cold spells deal additional Cold damage equal to your Proficiency Bonus.
When you deal spell damage, inflict 1 turn of 
Frost upon the target. While attuned to Kereska's ice you can cast 
and 
once each per Short Rest.
Properties
- Cost
Action- Details
Recharge: Short rest
At higher levels
Casting this spell at a higher level grants no additional benefit.
Condition: Conduit of Kereska's Ice
Conduit of Kereska's Ice 
Duration: Until Long rest
- Affected entity is Resistant to Cold damage. Its Cold spells deal additional Cold damage equal to your Proficiency Bonus.
When it deals spell damage, it inflicts 1 turn of Encrusted with Frost upon the target. While attuned to Kereska's ice it can cast and .
How to learn
Notes
- Despite the tooltip claiming it inflicts 1 turn of Encrusted with Frost, it actually inflicts 2 turns.