Oath of Wrath

Paladins of the Seven Deadly Sins devote themselves into
one of the Seven Sins. They are evil in nature and uphold
their chosen sin as the holiest of actions. As they follow the
path of their chosen sin, their appearance might change.
You can choose only one sin to follow.

Fury of the Sin

At level 3, instead of Oath Spells you gain Fury of the Sin. As
a bonus action, you enter a state of madness for 1 minute.
You gain Temporary hit points equal to your Paladin level +
your Constitution modifier. You add your proficiency bonus to
your damage rolls. You can activate Fury of the Sin a number
of times equal to half your Paladin level (minimum of 1) per
long rest.

Channel Divinity

Wrath Manifested: As a bonus action, you can ignite a
weapon you are using with hellish fire. Your weapon deals
1d6 extra fire damage for 1 minute. At level 5, 9, 13 and 17
the fire damage increases by 1d6.

Eyes of Hell: As a bonus action, you can attempt to
Intimidate a target. Roll an Intimidation check. The result
sets the DC. The target makes a Wisdom saving throw
against the DC you set. On a failure, they are frightened of
you for 1 minute. They can repeat their saving throw at the
end of their turn. If they move more than 60 feet away from
you, they are no longer frightened.

Pummeling Strikes

At level 7, as part of your action, you can choose to double the
amount of attacks you can do with your attack action but all
of the damage you deal with Pummeling Strikes is halved
(rounded down). If you do Pummeling Strikes while Fury of
the Sin is active, your attacks score a critical hit on a 19 or a
20 on the d20.

Brutal Heal

Brutal Heal
At level 10, when you reduce a creature to 0 hit points, you
gain temporary hit points equal to their Constitution modifier
(minimum of 1) + your Constitution modifier (minimum of 1).st.

Last Growl

Last Growl
When you reach level 15, and you are reduced to 0 hit points,
and are not dead, you can use your reaction to push through
going unconscious. You immediately take a whole turn. If you
reduce an opponent to 0 hit points during Last Growl, Brutal
Heal temporary hit points count as healing.
You can use Last Growl once per short rest.gain.

Wrath Incarnate

Wrath Incarnate
At 20th level, you can use Last Growl an infinite amount of
times when you have Fury of the Sin active. Additionally, your
Pummeling Strikes deal normal damage instead of half.