Crazy Ass

Lv6:When dealing AOE effects targets have Disadvantage on their saving throws--
Lv7:Gain a d6 to attack and damage rolls for each enemy within 5 ft of you--Enemies subtract a d10 from attack rolls against you when within 5 ft
Lv8:You are immune to all self damaging effects--If you make a Dexterity Save against a
Lv9:Your Object Action becomes a Free Action--On a reaction you can use a weapons knockback to avoid an attack
Lv10:You can use up to 3 throwables at once, suffer a -2 to hit for each additional thrown weapon--up to 5
Lv11:On a reaction you can impose Disadvantage on a attack by attacking a target--After giving a target Disadvantage they gain Disadvantage on their next roll as well
Lv12:On a Bonus Action you can retrigger*¹ a AOE effect that happened this turn--You can do it on a reaction as well
Lv13:
Lv14:
Lv15:Amplifiy all abilities
Lv16:
Lv17:
Lv18:
Lv19:
Lv20:

*¹Upon retriggering the effect it occurs right where it happened before with the same DC's. You did not have to be the original source of the effect *²