Your snake eyes can easily cut through darkness. You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can't discern color in darkness, only shades of gray.

You possess retractable venomous stingers on your wrists, which you can use to make unarmed strikes. If you hit a creature with your stingers, you deal piercing damage equal to 1d6 + your Strength modifier.
When you attack with your stingers and hit a creature, you can force that creature to make a Constitution saving throw (DC 8 + your proficiency bonus + your Constitution modifier). On a failed save, the target takes 1d4 poison damage.
This damage increases in by one die size when you reach 5th Level (d6), 11th level (d8) and 17th level (d10). You can use this ability a number of times equal to your proficiency modifier per Long Rest.

Your serpentine body makes you adept at wrestling your foes. You gain Advantage when making Athletics checks for the purpose of grappling a target.
You can't beneficiate from this ability if you attempt to grapple more than one creature at a time.

You gain proficiency with the poisoner’s kit.
As part of a long rest, you can use a Poisoner's Kit to produce a vial of Refined Poison from the natural toxins extracted from your own body. The poison is short lived however and will lose its potency if it's not utilized within the next adventuring day.

You can speak Common and one language of your choice.