Hell rider

Your body flows with dark matter due to your body now changing form . Okálúkú gave you one of three options for power but there could have been an issue during the process giving you a fourth option. Your new form grants you incredible power. You are able to transform into stronger states which you are able to control.

Transformation

There are 4 transformations you are able to transform into each one giving you a different power. Each one has its own strength to make you the perfect warrior.

 

• marking- your body hasn’t been fully corroded by Okálúkú’s power, you still have a grasp of your sanity still . You have markings where ever Okálúkú pleased and when you activate your transformation they grow along your body.You have advantage on all spells, your spell dc increases by 2 , and you can roll one extra dice when you attack when you use a spell, when you transform into this state. You can activate this form 5 times per short rest.
• Permanent- your body has been corrupted by Okálúkú’s power, your sanity has been taken but you can still act on your own free will. Your markings are around your neck , when you transform the marks grow to your eyes changing there shape based on your personality. You gain advantage on all melee attacks , you can roll one extra dice when you attack with a spell, and you gain a +3 to all attack rolls , when you transform into this state. You can activate this transformation 5 times per short rest.
• activation- you have not been corrupted but you still have the marks of Okálúkú, you have remained your sanity but to activate this transformation you have to use a item to activate it. On melee attacks you have advantage, you can can roll 2 extra dice on melee attacks with a weapon , and you can attack once more , when you transform into this state. You can activate this transformation 5 times per short rest.
• demon - you have been not corrupted by Okálúkú due to the fact  during the transformation process a demon or other demonic force intersected and possessed you. When you transform the demon possesses your body and changes your physical form. You are able to fight back to atleast keep your sanity but your body will still transform(roll d100 percentage changes based on demon/dm) if you are lower then 30% hp you automatically fail. Your demon can activate your transformation whenever but you can only activate it 5 times a per short rest. When transformed you gain advantage on all attacks , you can roll 2 extra damage die for every attack, and you are resistant to all attacks besides psychic, narcotic, and radiant.

 

Activation

you have not been corrupted but you still have the marks of Okálúkú, you have remained your sanity but to activate this transformation you have to use a item to activate it. On melee attacks you have advantage, you can can roll 2 extra dice on melee attacks with a weapon , and you can attack once more , when you transform into this state. You can activate this transformation 5 times per short rest.

Demon

you have been not corrupted by Okálúkú due to the fact  during the transformation process a demon or other demonic force intersected and possessed you. When you transform the demon possesses your body and changes your physical form. You are able to fight back to atleast keep your sanity but your body will still transform(roll d100 percentage changes based on demon/dm) if you are lower then 30% hp you automatically fail. Your demon can activate your transformation whenever but you can only activate it 5 times a per short rest. When transformed you gain advantage on all attacks , you can roll 2 extra damage die for every attack, and you are resistant to all attacks besides psychic, narcotic, and radiant.

Marking

your body hasn’t been fully corroded by Okálúkú’s power, you still have a grasp of your sanity still . You have markings where ever Okálúkú pleased and when you activate your transformation they grow along your body.You have advantage on all spells, your spell dc increases by 2 , and you can roll one extra dice when you attack when you use a spell, when you transform into this state. You can activate this form 5 times per short rest.

Permanent

your body has been corrupted by Okálúkú’s power, your sanity has been taken but you can still act on your own free will. Your markings are around your neck , when you transform the marks grow to your eyes changing there shape based on your personality. You gain advantage on all melee attacks , you can roll one extra dice when you attack with a spell, and you gain a +3 to all attack rolls , when you transform into this state. You can activate this transformation 5 times per short rest.

Increase form

Your transformation increases or it can go separate paths. Each one increasing your power.

100% perfect

when transformed not only have you lost sanity your ego has grown beyond believe. You mark grows through you body not only to your eyes. When you attack you can attack with maximum damage rolls on melee attacks 3 times per long rest. You can add 2 more damage dice when using a melee attack. You gain a +5 to your melee attack. Your wisdom and intelligence  is subtracted 5 but dexterity and strength is +5. This only happens when you transform.

Demonic partnership

On your adventure with your demon you’ve grown a closer bond, not friends but now you are not fighting for your will. You and the demon can both use the body willingly but seeing how you’ve grown a bond you allow the demon to take over whenever and you can take back without a roll. You gain 2 extra dice when attacking , you have maximum damage 2 times per short rest, you have advantage on saving throws, and when attacking with no weapon or spell whoever you hit will take 2d4 (whatever damage you specialize in)of damage. You can only do this when transformed.

Full takeover

The demon who has possessed you can full take over completely changing your shape making it harder for you to take back over (15%) the only way to get your body back is either he falls unconscious or you succeed a save. The percent of health that you automatically fail has increased to 50% of your hp. When transformed into this state you do double damage, roll with one more extra dice,  when you cast spells you don’t need to use spell slots for the first three turns. You can roll to save every turn your chance increases 5% every turn after the first three attempts. This only happens if you transform and fail your percentage throw but on a successful throw you gain these abilities. When you transform you have a 50% chance that the demon will take over.

Hell marks

When you transform your markings go even further then before traveling to your eyes. You’ve become more corrupted but you still have your sanity, but this power is going to your head. You can cast a spell and deal max damage 3 times  when transformed once per long rest. You have wild magic when transformed into the hell marks with a percentage of 20. You have a plus 3 to magic attacks and spell dc. You are only able to use this when transformed.

More activation

When transformed you can take more of whatever makes you transform and you increase your power. You can only use this transformation if you have more of whatever makes you transform. When you attack you can attack one more time , you can add one more damage die , you can roll maximum damage 3 times per short rest . You can only use these when you transform.

Primal form (speed)

Your primal instincts take over as blood flows through you , you become incredibly fast as your muscles are more compact. When your transform your dexterity is 30 but your strength is subtracted by 5.Your speed is doubled but when going at maximum speed you can only attack once per action then you have to keep moving. You can only activate this once you’ve transformed.When in this form you take 2d6 damage every minute after taking this form.

Primal form (star eyed)

Your primal instincts take over fueling your magical energy. Your eyes can see things before they happen but every time you use this you take 1 point of damage. Your magical attacks gain 2 extra hit die and any creature that attacks you rolls with disadvantage and no matter what you roll with advantage( even if you have disadvantage) but you have disadvantage on strength and dexterity.

Primal form (strength)

Your primal instincts take over and you are at maximum strength due to the rapid muscle increase. Your strength and is a 30 but dexterity is subtracted by 5 when transformed. Your speed is also subtracted by 5. You can only activate this when transformed. When in this form you take 2d6 damage every minute after taking this form.

Body improvement

Your body being your weapon you train yourself physically to keep the perfect body so you won’t fall in the mitts of battle. You have advantage on death saving throws. You can increase your dexterity or strength.

Body or mind

You can train your body or mind making your spells or body stronger.

Main magic

Any specific magic type you go into you have advantage and you can roll another dice for those spells.

Earth

Have advantage and can add 1 more damage die when using these spells.

Fire

Have advantage and can add 1 more damage die when using these spells.

Holy/ radiant

Have advantage and can add 1 more damage die when using these spells.

Mind

Have advantage and can add 1 more damage die when using these spells.

Undead / necrotic

Have advantage and can add 1 more damage die when using these spells.

Water

Have advantage and can add 1 more damage die when using these spells.

Wind

Have advantage and can add 1 more damage die when using these spells.

Master fighter

Your speed is doubled when transformed, your attacks get an extra hit die, you can gain a feat.

Magical improvements

Your magical choice gets one more hit die and 3 times per long rest you can double your dice roll.

Final form

You’ve reached your maximum power there’s nothing to stop you now besides the gods themselves. And each transformation will give you a different effect.

Armored master

When you transform into this form an armor wraps around you making you stronger. When your transformation is activated your ac is doubled. All melee attacks have doubled dice. You crit on a 18 or higher. When you cast a spell you damage is doubled. You can transform into this 1 time per long rest.

Demonic king

When you enter this state your body is covered by a shadowy armor that will fit your personality. Your spells and weapon attacks have 2 more damage die, your main magic spells can roll max damage but you take 5d6 of force damage due to the pressure it puts on your body, when you get hit you are able to use your cloak to attack back as a reaction it will do the same damage as a reaction. Your mental state is mixed with this new overwhelming power you and your demon have gained , your dice roll to keep mental state depends on the last demon feature . You can only activate this transformation 1 per long rest.

Void maker

When you transform into this state your eyes to completely black and you hair goes completely white. Attacks phase right through you when in this transformation. You can see every action before it happens . You can double the dice of all spells. You can cast banishment with no cost.This transformation can only be activated 1 time per long rest.

Shadow body

Whatever weapon you have, instead of it being an actual weapon you can use it as a shadowy weapon your body creates from the dark matter your body now holds due to your new body. If you lose limbs your dark matter will regenerate your limbs unless it’s from radiant damage, this only doesn’t work if the brain is destroyed.