Chi (early concept) by xxstefanxx1

Activate your trait (D) to switch between your magic shield: "Energy Armor", "Storm Armor", and "Ice Armor". 
Cooldown: 12 seconds

Each basic attack grants you 5% bonus ability power, stacking up to 20 times. This bonus damage is reset after casting an ability. Energy armor stacks can only be consumed while Energy armor is active.

Every 3 seconds, release a static charge for 35(+15 per level) onto an enemy, preferring low health heroes, dealing up to 50% more damage the further away the enemy is.

Every 10 seconds, gain a shield equal to 15% of your maximum health. Reduce the movement speed of all enemies within 30 yards by 20%

Summons an Energy Twister at the target location, dealing 25(+12 per level) damage every second in target area for 6 seconds. you can recall it's location once.

While channeling, hurl a barrage of arcane projectiles at the target enemy, dealing increasing damage and mana cost the longer it is cast.
Cooldown: 15 seconds
Mana: 8 +3 mana every second.

Teleport to the target location, leaving a mirror image of yourself behind.
Cooldown: 16 seconds
Mana: 50

Summon an Arcane, Storm, or Frost hydra for 10 seconds, based on your active shield.

Arcane Hydra: Shoots arcane torrents, each hit gaining 2 Arcana stacks (5% ability power)
Storm Hydra: Shoots lightning, each hit restoring 5 mana to your hero.
Frost Hydra: Shoots Frostbolts, (????)

Cooldown: 60 seconds
Mana: 60

Summon an immense meteor that plummets from the sky, crashing into enemies after a short delay. it's effect being based on your current active shield.

Star Pact (Energy Armor): Reduce it's cooldown to 45 seconds

Thunder Crash (Storm armor): Removes the delay in which the meteor crashes on enemies. Enemies hit by meteor become vulnerable, taking 25% additional damage for 5 seconds.

Comet (Ice armor) : Enemies hit by the meteor are stunned for 1.5 seconds, and their movement speed reduced by 60 seconds for 3 seconds after the freeze effect.

Cooldown: 90 seconds