Magically enhanced Spider Bite

You have been bitten by a magically enhanced spider laced with strange enhancements you gain the following features

 Spider Climb. You gain a climbing speed equal to your walking speed & you can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.

Spider Sense. You have a miraculous sense of balance into this you have the ability whenever you are subjected to an effect that requires you to make it dexterity saving throw you can use a reaction to give yourself advantage on the the effect you can use this ability a number of times equal to your proficiency bonus you regain all expended uses when you finish a long rest. 

Alternatively, you can expend a use of this feature to take the dodge action as a bonus action

Arachnid Build. You now count as a huge creature when determining your carrying capacity and the weight you can push, drag, or lift.

Superhuman Durability. Your hit point maximum increases by your level, and it increases by 1 every time you gain a level.