Your body naturally produces a thin, magical layer of air around you.

• You can breathe both air and water.
• You have darkvision 60 ft.
• You have advantage on Constitution saving throws made against extreme underwater pressure.
• You can remain underwater indefinitely without needing to surface.

Your silk can trap and hold breathable air.

As an Action, you can create a magical 10-foot-radius sphere of breathable air centered on a point you can see within 30 feet.

The sphere lasts for 1 hour or until you create another one.

Creatures inside the sphere can breathe normally, even underwater.

You can use this feature a number of times equal to your Proficiency Bonus per Long Rest.

Your spider half possesses venomous mandibles.

Your bite is a natural weapon:

Bite: Melee Weapon Attack, reach 5 ft., one target
Hit: 1d6 + STR modifier piercing damage plus 1d6 poison damage.

The target must succeed on a Constitution saving throw or become Poisoned until the start of your next turn.

Save DC: 8 + proficiency bonus + Constitution modifier.

You can use the venomous portion of this attack once per turn.