Khadgar by nimrod1111

Level 1 -
Runes of Power - Quest: Consume 50 Spellrunes.
Reward: Consuming a Spellrune empowers Khadgar's next basic attack to deal 25% additional damage and slow by 10% for 2 seconds. (max 3 empowered basic attacks)
Magi Robes - Using Magi Plating restores Khadgar 10 Mana instantly, Frost Lance pierces the first non-Heroic target hit.
Apprentices Familiar - Quest: Prevent 30,000 damage with Khadgar's abilities.
Reward: Instead of mounting Khadgar transforms into a Raven gaining 50% movement speed, being able to fly above all terrain and being immune to all effects.

Level 4 -
Touch of Wisdom - Every 20 seconds the next cast of Words of Power or Frostfire Touch refresh its cooldown for 5 seconds.
Enchanted Mirrors - Increase your basic attack range by 0.6
Blinding Glare - Cooldown: 40 seconds
Active: Blind the closest enemy Hero for 2 seconds. (Range - 4)
Passive: Whenever an allied Hero in range becomes Stunned, Rooted or Blinded grant them 50 Physical Armor for 2 seconds.

Level 7 -
Endless Barrage - Hitting an enemy Hero with a Destructive ability marks them revealing them for 4 seconds, hitting a marked Hero with an ability will consume the mark to deal 83 damage.
Unparalleled Knowledge - Cooldown: 30 seconds
Activate your trait to instantly consume all Spellrunes, double the Shields gained from them.
Psychic Frost - Consuming Spellrunes grants 7.5% Spell Power for 5 seconds for each. (stacking up to 30%)

Level 10 -
Ascendant's Might - Cooldown: 70 seconds
Khadgar covers an allied Hero in a bubble granting them 50 Spell Armor, 5 seconds later the bubble bursts dealing 320 damage to nearby enemies. When the bubble bursts refresh the cooldowns of all of Khadgar's basic abilities.
Guardian's Might - Cooldown: 70 seconds
Khadgar covers an allied Hero in a bubble granting them 50 Spell Armor, 5 seconds later the bubble bursts dealing 320 damage to nearby enemies. As long as the bubble remains Khadgar has 20 Spell Armor

Level 13 -
Swift Blast - Reduce the cooldown of Frigid Blast and Arcane Leap by 2 seconds.
Sapping Runes - The attack speed stolen by Words of Power is granted to Khadgar. Frostfire Touch deals 70 damage instantly to each enemy hit.
Arcane Block - After using a Supportive ability gain a stack of Block, gaining 75 Physical Armor against the next Hero basic attack for up to 10 seconds.

Level 16 -
Reabsorb - If the Shield from Magi Plating is destroyed refresh the cooldown of Magi Plating. Frost Lance heals Khadgar for 10% of the damage it deals to Heroes.
Arcane Plating - Cooldown: 40 seconds
Active: Khadgar grants a nearby ally and all surrounding allies a 151 Shield lasting up to 6 seconds.
Splitting Thorn - Once every 3 seconds your next basic attack will reduce the cooldown of Words of Power and Frostfire Touch by 4 seconds

Level 20 -
Kirin Tor's Chosen - Kirin Tor's Might is also cast on Khadgar when used and its cooldown is reduced by 10 seconds.
Wondrous Wisdomorb - Collecting a Regeneration Globe reduces the cooldown of Khadgar's abilities (including his heroic) by 5 seconds.
Elemental Control - Cooldown: 4 seconds
Active: Activate to lock Khadgar in his current state (Supportive or Destructive), reactivate to release the held state.
Passive: Arcane Leap's range is increased by 3. Frigid Blast's Radius is increased by 1, after exploding Frigid Blast Roots enemies near its edge for 1.5 seconds.