Order of Soul Reaper

With this subclass you gain the very being of the things you kill by harnessing their souls and by using there soul can gain the power of you prey and even transform into to monsters you slaughter. 

Soul Charges

After you kill a monster you can absorb its very soul into you becoming soul charges for you to uses your abilities , you can only hold a certain amount of souls at each level see below for details for each level. After absorbing a monster soul its body will turn to dust including any parts removed form the main body.

Soul Charges

Level 3- 3

Level 5- 4

Level 7- 5

Level 9- 6

Level 11- 7

Level 13- 8

Level 15- 9

Level 17- 10

Level 19- 11

Level 20- 12

You are able to push your body and hold more souls if you need to but for every extra soul you gain on level of exhaustion. 

Soul Break

With the souls you gather you can use them to harness the power of the bests you kill. As a reaction when you deal damage you can break any amount of soul charges you have in order to add 1d6 damage to your roll. This damage increases at higher levels see below of details.  

Level 3- 1d6

Level 7- 1d8

Level 11- 1d10

Level 15- 1d12

Level 18- 2d12

 

Partial Soul Transformation

After gaining mastery over the souls you have collected you can begin to use those souls to gain aspects of the beasts you have killed. As a bonus action you can break 3 soul charges and chose an option from below to transform you body. Each option lasts for ten turns

Aspects of the land 

Your legs become more deer like granting you a plus 30ft to your movement speed.

Aspects of the sand 

You hands become more mole like granting you a 30ft burrow speed.

Aspects of the sky 

Your back grow bird or bat like wings (you choice) granting you a 30ft flight speed

Aspects of the sea 

Your fingers become webbed and you gain gills granting you a 30ft swim speed and the ability to breath underwater 

 

 

Soul Heal

The souls you carry still hold some life from the creatures you stole them form allowing you to imbue this life into any creature. As an action you can imbue you creature you can touch with any amount of souls and heal them. Refer to soul break for the amount you heal them by.

Full Soul Transition

You have gained full mastery over your soul transformation allowing you to fulling transform into the beasts you have killed. By using a bonus action to break 5 souls you can transform into a creature with a CR rating of half your level rounded down or lower. This transformation lasts for 10 turn and you can end it as a bonuses action. 

 

 

Soul Canon

The power you are now at few soul reaper can hope if ever reaching. At this point your mastery over your souls allows you to unleash a power beam of energy. As an action you can break 10 souls to fire a 100ft strait beam all caught in the beam must make a DEX save with your hemocraft save DC or take 10d12 half on a successful save. Due to being such a powerful attack you must finish a long rest before using it again. However if you need to you can use this attack again in the same combat for no souls but you gain three level of exhaustion for every extra use.