Way of the Arachnid

You've been bitten by a magical spider and have gained exceptional abilities. The power of the Spider Queen Lilith, runs through your veins. She has bestowed apon you her title of champion. Ultimate power is now within your grasp, only yours if you are willing to take it. Many eyes will be on the lookout for this rise in power. Anyone can wear the mask, but you must remember: "With Great Power, Comes Great Responsibility"

Wall Crawling

Beginning at 3rd level, you gain a climbing speed equal to your walking speed. You can move up, down, and across vertical surfaces and upside down along ceilings, while leaving your hands free. In addition, you cannot have your movement speed restricted or reduced by webs of any kind.

Web Slinging

Starting at 3rd level, you gain the ability to shoot webs from the palms of your hands as a bonus action.

You can shoot a web line at an object within 60 feet of you. You may choose to pull yourself towards the object or pull the object towards yourself. If the object is being carried by a creature you must succeed in a contested Strength (Athletics) or Dexterity (Acrobatics) check to snatch it away from them.
You shoot a web line at a creature within 60 feet of you. Make an unarmed attack roll against the creature, if you hit then you may choose to either pull yourself towards the creature or pull the creature towards yourself.
You may attempt to web up a creature within 60 feet of you. Make an unarmed attack roll against the creature, if you hit then the creature becomes grappled. A creature can end the condition by using its action to rip off the webbing.
In addition, you may choose to spend 1 Ki Point to cast the Web Spell as an action without requiring concentration.

Spectacular Strength

 At 6th level, you gain the incredible strength and agility of a spider.

You count as one size larger when determining your carrying capacity and the weight you can push, drag, or lift.You can jump up to 30 feet by spending only 10 feet of movement.You have advantage on Strength (Athletics) and Dexterity (Acrobatics) checks.You can use your Dexterity score in place of your Strength score for determining any strength-based ability checks and savings throws.

Spidey Sense

At 11th level, you have learned to hone the supernatural senses of a spider. You gain the following benefits:

You can't be surprised while you are conscious.You have advantage on initiative rolls.You have blindsight to a range of 30 feet.While you are not incapacitated, you are permanently under the effects of the dodge action.

Symbiote

 

At level 17, you have found an ally in one of the most horrific creatures imaginable to help you on your journey. You can now change to a symbiote form.

As a Bonus Action, you can equip the symbiote's body as a sort of armor. Doing this increases your strength modifier by 3 and gives you temporary hitpoints equal to triple your monk level.

This form also comes with its negatives. These negatives are that while you are in this form you have a voulnerability to thunder and force damage and you also have disadvantage on chrisma checks.

In symbiote form you now have the ability to manipulate you're size. You can spend your Action changing you're size by up to you're strength modifier (with symbiote bonus) in ft. This can not reduce you're size bellow youre regular size.

You can use your Bonus Action while picking something up to cause your symbiote body to stretch out onto the object you're carrying causing you to have double strength modifier on checks to carry that object.

You're symbiote has bonded fully to you. When you take damage you can spend your reaction to gain resistance to that damage (except thunder or force) untill the end of the attacking creatures next turn.

You also gain the ability to evolve features to help you survive for example turning ampibious while underwater or growing fings while Falling a distance longer than 30 ft or being in the air for an entire turn. This works in both forms.