Sapphiron by Chiperino

Tier 1:
QUEST: True Perma-Frost, Trigger your passive 50 times, reward: each stack of Perma-Frost causes them to take 4% more damage, Trigger your passive 100 times, reward: gain 2 Armour for each stack of Perma-Frost on enemy heroes

Ice Armour: Triggering your passive grants a stack of block, blocking 30% of the damage from the next enemy basic attack, stores up to 5 charges

QUEST:Dragon Claws, minions grant .2 attack damage, heroes give 1, reward: after gaining 40 attack damage, Crunch now empowers your next 2 attacks but can only increase the stun duration by .6 seconds

Sharpened Ice: Ice Bolt deals 20% more damage

Tier 2:
Rune of Razorice: Increase spell damage by 20%

Rune of The Fallen Crusader: Increase basic attack damage by 30% against movement impaired targets

Rune of the Stone-skin Gargoyle: Increase Maximum health by 10% and gain 10 armour

Tier 3:
Frozen Feast: Crunch heals for 100% of the damage it deals if the target is frozen from Perma-Frost

Frost Treatment: Every time you stun and enemy hero, restore 5% of your maximum health

Ice Cycle: Hitting an enemy with Ice Bolt halves the charge cooldown

Tier 4:
Frost Wyrm Fever

Chilling Maw

Tier 5:
Frost-bite: enemies hit by frost breath deal 15% less Physical damage to you for 3 seconds, stacking up to 3 times

Nulling Spears: Enemies hit by Ice Bolt deal 25% less spell damage to you for 3 seconds, stacking up to 3 times

Maw of The Crypt: Crunch sciences and blinds enemies hit for .5 seconds

Tier 6:
Death Chill: Enemies hit by all 3 ticks of Frost Breath take and extra x damage at the end

Soul Consumption: Hero kills or assists increase maximum health by 1%

Enrage: damaging heroes with basic attacks increases your attack speed by 5% for 3 seconds, stacking up to 20 times

Tier 7:
Plague of the Damned: Frost Wyrm Fever lasts an additional second

Sweeping Strikes: Passive: your attack range and ult cast range is doubled and your basic attacks always deal spell damage and cleave

Reconstruction: When you take lethal damage, you instead heal to 20% health, then become unstoppable and channel to restore 80% of your health over 3 seconds, 120 second cooldown.

Blizzard: Ice bolt now fires all 3 and once (like li mings q) and all charges are gained at once