The Clown will be the next killer to be reworked, and this is one of the new add-ons he will have:

dead by daylight clown rework dbd behaviour interactive krampus leaksbydaylight niitoishere candyman

An "Antidote Afterpiece" is mentioned which will perhaps be the name of his new power.

The clown rework could be part of the upcoming Mid-Chapter Patch that will be released in February.