Infernal Constitution

Source: Xanathar's Guide to Everything p. 75

Prerequisite: Tiefling

Fiendish blood runs strong in you, unlocking a resilience akin to that possessed by some fiends. You gain the following benefits:

• Increase your Constitution score by 1, to a maximum of 20.
• You have resistance to cold and poison damage.
• You have advantage on saving throws against being poisoned.