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.

Your body has been altered with animal characteristics. You choose one animal enhancement now and one at 5th level.

You have a climb speed equal to your walk speed.

 You can breathe air and water, and you gain a swim speed equal to your walking speed.

You have ray-like fins that you use as wings to slow your fall or allow you to glide. When you fall and are not incapacitated, you can subtract up to 100 feet from your fall when calculating your fall damage and can move horizontally 2 feet for every 1 foot you fall.

Your skin in places is covered by a thick shell. You gain a +1 to your AC when not wearing heavy armour.

You have two special appendages growing alongside with your arms. Choose whether they're both claws or tentacles. As an action, you can use one of them to grapple a creature. Each one is also a natural weapon, which you can use to make an unarmed strike with. If you hit, they do 1D6 + your strength modifier bludgeon damage. Immediately after hitting, you can try to grapple the target as a bonus action. These appendages are not dexterous enough to use weapons, magic weapons, and other specialized equipment.

As an action, you can spray acid from glands in your mouth, targeting one creature or object you can see within 30 feet of you. The target must make a Dexterity saving throw against a DC of 8 + you proficiency bonus + your Constitution modifier. The target takes 2D10 acid damage if they fail. The damage increases to 3D10 at 11th level and 4D10 at 17th level. You can use this up to your Constitution modifier's worth of times per long rest.