Way of Inazuma Ninja

The way turns martial artist into deadly assassins that hide like the shadows and strike like lightning. They're are referred to as ninja but with some twist. They are good offense and defense wise and can manage on their own. They learn special jutsu that can use lighting like a blade which is excellent for finishing an opponent. These ninja are not to be messed with lightly.  The way of Inazuma is strong. 

Ninja Training

Training to become silent as a owl but being aware as a tiger, you gain proficiency in stealth and perception. You learn to master on skill you already know to perfection, gain expertise in one skill of your chose. Gained at level 3. 

Cunning Action

At level 3 with this subclass, your quick thinking and agility allow you to move and act quickly. You can take a bonus action on each of your turns in combat. This action can be used only to take the Dash, Disengage, or Hide action.

Advantage of Weakness

The enemy always leave exposed waypoints for ninja to abuse. At level 3 when you gain an advantage on an attack and hit, you gain bonus damage equal to your level.  

Raitoninguburēdo (Lightning Blade)

At level 6, you can use lighting ki. You can use it with 2 ki points to enhance you weapon with lighting damage (2d6) for 1 minute. You can also use your unarmed arm and enhance it with lighting ki making a blade. You can jab you enemy dealing 6d8 lighting damage added with your martial arts damage (uses 3ki points). Gain advantage if you use 30ft of moment and run in a straight line towards your opponent. 

Substitution Jutsu

At level 6, you master the way to avoid damage by replacing yourself with a  object within range. You can use you reaction and 2 ki points to puff into white smoke and teleport placement with an object within sight range, avoiding damage. You must beat the enemies perception passive or check with your stealth check to remain hidden. 

Improvement Climbing

At level 11, You gain 45 climbing speed and now can stick to wall, ceiling and stand on water using your ki to do so. If you have no ki points left, you lose your abilities to stick to surfaces. 

Cloak of Shadows

By 11th level, you have learned to become one with the shadows. When you are in an area of dim light or darkness, you can use your action to become invisible. You remain invisible until you make an attack, cast a spell, or are in an area of bright light.

Rairyu (Lightning Dragon)

At level 17, you learn the most powerful jutsu in you arsenal, Rairyu (Lightning Dragon). This jutsu summons a lighting storm which then the lightning within the storm gathers and creates a dragon made of natural lightning. This attack can't miss and deals 10d10 lightning damage and has a cylinder area of effect of 20ft. Creature must make a Con save equal to your Dc ki save. On successful save, the creature takes half damage. On failed save, it takes full damage.  Different affects can happen depending of their is a lightning storm already or not. 

Without Lightning Strom (Thunder Storm)

Uses 6 ki points and can't insta-kill.

With Lightning Storm (Thunder Storm)

Uses 4 ki points , can insta-kill if the Con save is a nat 1 and can paralyze opponents  if you failed the save.

Note: After the move is used. The lightning storm (if made by the you) disappears.