You have been chosen by an archwizard and granted arcane powers so long as your follow their designs.

Extended Spell List

Extra spells based on the patron you have.

2 spells from the wizard spell list at level 1, 3, 5, 7, 9. 

Element Blast

When you cast eldritch blast, you can choose to change the damage type of and grant extra effects for that casting. (If you were to cast a second time using something like action surge or quickened spell, a different effect could be chosen for the second casting.)

Fire: Enemies can regain hit points until the start of your next turn. 
Lightning: Enemies cant take reactions until the start of their next turn.  
Thunder: The next attack against this enemy is made with advantage:
Cold: Enemies hit have disadvantage on their next hit.
Radiant: Dexterity save instead of attack roll. 
Necrotic: Wisdom save instead of attack roll.
Poison: Constitution save instead of attack roll.

Mystical Mastery

Starting at 6th level, you can call on your patron to gain magical mastery beyond your years. Proficiency times per day you can cast the following spells at a level equal to your highest level spell slot without consuming any components, you can use this feature a number of times equal to your proficiency modifier. Counter spell, dispel magic, glyph of warding, magic circle.

Mystical Resilience

Starting at 10th level, you when you are fail a saving throw from a spell or magical effect, you can add your proficiency bonus to that saving throw if it would make it succeed. You can do this proficiency times per long rest.

Magical Negation

Starting at 14th level, you can entreat your patron to restrict the use of magic effects around you. As an action, you instantly end all ongoing magical effects in a 150ft radius.

• Activated magical items are all deactivated. (Immovable rod)
• Concentration spells all end, as if concentration was dropped. (Wall of fire)
• Continuous non-concentration spells all end. (Spiritual weapon)
• Continuous magical effects all end. (wild magic potted plant)

Once you have used this feature you cant use it again until you have finished a long rest.