An alien power contacted you and imbued your mind and body with mysterious powers. This power is now coursing through your veins and drives you towards more violent forms of magic.
Whatever the alien force which empowered you is, it also shared its knowledge of how to wield both magical and physical destruction with your hands allowing you to wield two-handed weapons and unleash spell at the same time. This knowledge turned you into an agent of destruction, though this power isn't a corrupting one, so you still retain your moral code and can rain destruction on either forces of order or forces of chaos.
With greater understanding of your new powers, you test the extend and nature of them learning all sorts of new ways to combine martial arts and magical arts for the sole purpose of destroying anything which might stand in your way.

Aabar Training

From 2nd level you gain proficiency with two-handed melee weapons (both simple and martial).
Whenever you cast a spell of 1st level or higher, you can use your Strength as your spellcasting ability instead of Intelligence.
In addition, you learn how to cast Compelled Duel, it will not count towards maximum spell known and you won't need to prepare it to be able to cast it.

Mindless Destruction

From 2nd level, as a bonus action you can imbue a two-handed melee weapon you are holding with one of your cantrips. While this effects lasts your melee weapon attacks will also launch the chose cantrip against your attack target for free. From 10th level you learn how to imbue your two-handed weapon with 1st level spell by consuming spell slot of 1st level.
This effect lasts until end of your next turn. However, while this effects lasts your AC will become 8 and you will not be able to increase it beyond 8.

Seal Of Destruction

From 6th level you can ignore somatic spell components while holding two-handed melee weapon.
When you use the Attack action or cast a spell with range of touch, then you can make one weapon attack as a bonus action. You can use this feature a number of times equal to your Intelligence modifier (a minimum of once). You regain all expended uses when you finish a long rest.

Blade of the Destroyer

From 10th level you gain Pact of the Blade warlock's feature and Thirsting Blade Eldritch Invocation. Any weapon affected by your Pact of the Blade will also become an arcane focus for any of your spells.

Subjugate Wizardry

From14th level, choose one:

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* Gain Arcane Ward and Projected Ward features. You can now cast abjuration cantrips as bonus action;

* Gain Minor Conjuration and Benign Transposition features. You can now cast conjuration cantrips as bonus action;

* Gain Sculpt Spells and Potent Cantrip features. You can now cast evocation cantrips as bonus action;

* Gain Grim Harvest and Undead Thralls features. You can now cast necromancy cantrips as bonus action.

 

Aabar Reconstruction

From 14th level, whenever you inflict damage with a melee attack with two-handed weapon, then you will regain (your Intelligence modifier x 2) hit points.
However, if you so choose, you can cause (your Intelligence modifier x 2) bonus necrotic damage to the target of your attack instead of regaining hit points.