Among the ancient elves, there were mages who trained their magical arts to augment their martial prowess. Arcane Knights were elven elite guardsmen serving as bodyguards or champions for ancient elven nobles. They channeled magical power through their weapons and bodies, becoming terrors on the battlefield. Most consider these skills lost forever, but they may still linger in forgotten corners of the world and some might bestow their skill and knowledge to those they feel worthy. Using their magical Prowess To Infuse their magical weapons.

Arcanic Fighting Style

You Adopt A Particular style of fighting that is focused on your use of magic.

Arcanic Shield While you are not wearing armor you gain a bonus to your AC equal to your intelligence modifier

Arcanic Dueling You gain the ability to cast Compelled Duel as a 1st-level spell. You can cast it once per short rest as a cantrip/without using a spell slot and The Creature has to make an Intelligence saving throw instead of wisdom if you so chose 

Arcanic Archery When you use a ranged weapon that uses ammunition, you have infinite ammunition. When you cast a spell The Range If it has one is doubled.

Spell and Slash

When you make an attack with a Weapon or cantrip, You can use your reaction to make a weapon attack or cast a cantrip. You can not cast 2 cantrips in a row or make two attacks in a row. 

Weapon Proficiency (Important)

You gain Proficiency in all simple and martial weapons and you can add your Intelligence to your attack and damage roll instead of strength or dexterity  

Arcanic Strike

At 6th level, you learn how to make your weapon strikes undercut a creature's resistance to your spells. When you hit a creature with a weapon attack, that creature has a disadvantage on the next saving throw it makes against a spell you cast before the end of your next turn. All your weapon attacks count as magical for overcoming resistance. You can use your bonus action to add 1d8 Damage to the attack or spell. Increases to 2d8 at level 10 and 3d8 at level 14

Arcanic Life

With your use of magical weapons and your adeptness at skills Your hit dice increase to 1d8 and you add your Intelligence modifier To your hit points when you gain levels 

Arcanic Defender

You call forth a Magical Defender to protect you and your allies as a bonus action you can summon Suits of Animated Armor equal to your intelligence modifier. If you or any of your allies are within 20ft of one of the Animated Armor you gain +2 AC and resistance to 2 kinds of damage your choice.  

Weapon Mastey

now that you have been using lots of weapons you know what your favorite weapons are and how to infuse magic into your weapons. double your proficiency bonus in both attack and damage with your weapons. You can also cast 2nd level spells or lower when using your spell and slash technique.