Anvilwrought

Your appearance bears a metallic sheen and visible joints. Additionally, you gain the following traits.
Constructed Resilience. You were created to have remarkable fortitude, represented by the following benefits:
You have advantage on saving throws against being poisoned, and you have resistance to poison damage.
You don’t need to eat, drink, or breathe.
You are immune to disease.
You don’t need to sleep, and magic can’t put you to sleep.
Sentry’s Rest. When you take a long rest, you must spend at least six hours in an inactive, motionless state, rather than sleeping. In this state, you appear inert, but it doesn’t render you unconscious, and you can see and hear as normal.