Khadgar by DoctorFoxman

Missile Volley (Q): Quest: Hit enemy Heroes with Arcane Missile.
Reward: After hitting 100 Heroes, reduce Arcane Missile's Mana Cost by 66%.
Reward: After hitting 200 Heroes, Arcane Missiles gains an additional charge.

Pipe of Insight (Active): Activate to restore 40% of your maximum Mana over 10 seconds. 60 second cooldown
Quest: Gathering Regeneration Globes increases the Mana restored by 2% of your maximum Mana, up to 60%.

Moment of Respite (E): Displacement restores 50% of the Mana used over the past 3 seconds.

Mage Armor (W): If Arcane Explosion hits an enemy Hero, Khadgar gains 25 Armor for 3 seconds.

Gem of Health (Active): Activate to restore 20% of your maximum Health over 6 seconds. 60 second cooldown
Quest: Gathering Regeneration Globes increases the Health restored by 1.5% of your maximum Health, up to 30%.

Restorative Recall (E): Displacement recovers 50% of the Health lost over the past 5 seconds.

Mana Stream (Q): If Arcane Missile hits an enemy Hero, the next Arcane Missile cast within 4 seconds deals 25% more damage.

Staff of Nethergarde (Active): Activate to make your Basic Attacks deal Spell damage for 6 seconds. 45 second cooldown.
Quest: Gathering Regeneration Globes causes these Basic Attacks to heal Khadgar for 5% more of the damage dealt, up to 50%.

Escape Artist (E): If Khadgar gets stunned or rooted, Displacement's cooldown is instantly refreshed. This effect has a 10 second cooldown.

Burst of Power (Q): Increases the cooldown of Arcane Missile by 7 seconds, but all charges are replenished at the same time.

Arcane Blast (W): Arcane Explosion gains double the Spell Power bonus from Battlemage.

Mind's Eye (Passive): After using an Ability, your next Basic Attack has its range increased by 2.

Arcane Power (Passive) Every 3rd Basic Attack against the same enemy Hero casts a free Arcane Missile at them.

Mystic Force (W): Arcane Explosion's knockback is increased by 50%. Enemies hit are also slowed by 75% for 1 second.

Untapped Momentum (Passive): Hitting enemy Heroes with Abilities reduces the cooldowns of Basic Abilities by 1 second per Hero hit.

Reflection Field (R): Prismatic Barrier grants 75 Spell Armor and applies to nearby allied Heroes.

Mana Waves (R): Wave of Force moves 30% faster and has its cooldown reduced by 10 seconds for each Hero hit.

War Mage (D): Battlemage can stack up to 60% bonus Spell Power.

Relenetless Magic (Passive): After using an Ability, your next Basic Attack within 5 seconds deals 50% additional damage. After Basic Attacking an enemy Hero, your next Basic Ability within 5 seconds deals 40% additional damage.