the Grand Magus

Your Origin

Some powerful wizards are eternal, in a way. If you call youself a Grand Magus you may be a reincarnation of one of those maybe his skilled descendant or inheritor? Whichever way you have been gifted with magical powers you acompany both, inborn affinity and the intelect to wield the power greater that many other mages can only dream of.

There are caster jealous to the point of throwing fireballs, but with your skill you very well may send it right back whence they came.

Study...

With a little bit of focus you may reach deep within the memory of mages past. On a failed arcana check you can choose to reroll the dice. Doing so you have to use the second score.

...and Talent

Since level 1st on you can add your intelligence modifier (minimum of 1) to the spell attack rolls as well your spell saving and damage throws as you use your knowledge of arcane to your advantage. You can do so times equal to your charisma modifier. You regain all expended uses on the long rest.

Spell steal

From level 6th on when a creature  other than you casts a spell you can try to prepare it as an reaction, this spell doesn't count against your number of spells known.

In order to use this feature you have to be able to:

• hear the creature casting observed spell if it has verbal component
• see that creature if the spell has a somatic component
• you have to be able to cast spells of this level.

 For each level of the spell copied you must spend 1 sorcery point.

This spell counts as prepared for a day, until you cast it afterwich you wont be able to cast this spell again till the next day, or use this feature again.You can cast it using charisma however you are not proficient with it.

Juxtaposition

At 14th level whenever you cast a spell of level 1 or higher you can change your position to your advantage by teleporting as a bonus action to an unoccupied space to a max range of 5 +5 feet times spell level used.

Arcane supremacy

Also at level 14th you can choose a number of schools of magic equal to your intelligence modifier, whenever you use you Spell steal as an reaction to spell from one of the chosen schools you can now add your proficiency to its attack rolls and DC.

Sleepy enchantment

Now at level 18th whenever creature with challenge rating lower than your level is grappled, stunned or incapacitated you can cause it to fall unconscious for and amount of hours equal to your spellcasting modifier or earlier, on your command. Creature when woke up has the same amount of hit points it had while this feature was used or more when healed by the duration.

Creature can be woke by the will of the caster, harm , as an effect of Remove Curse or Dispel Magic as well as other similar effects.