Contagion is a level 5 necromancy spell. This spell allows spellcasters to infect their target with an affliction of their choosing, potentially resulting in the target contracting a disease.
Description
Poison a target and possibly afflict them with a disease of your choice.
Once infected, the target will roll a Constitution 
Saving throw each turn. If it accumulates 3 successes, it recovers. If it accumulates 3 failures, it contracts the Disease chosen by the spellcaster.
Properties
- Details
Attack roll
Melee: 1.5 m / 5 ft
At higher levels
Casting this spell at a higher level grants no additional benefit.
Variants
Condition: Contagion Poisoned
- Has
Disadvantage on Attack rolls and Checks. - Each turn, it must succeed on a Saving throw, or the Poison will advance in stage. On 3 successes, it recovers. On 3 failures, it contracts the Disease corresponding to the variant of the spell Contagion that was cast.
How to learn
Classes:
- Class Level 9: Cleric , Druid , and Circle of the Spores Druid
Other ways to learn:
- Circle of the Land Druids who choose the Arctic, Forest, or Underdark Land at level 9 learn this spell automatically.
- Bards can learn this spell at level 10 via Magical Secrets
External Links
Contagion on the Forgotten Realms Wiki