After 5 autoattacks, Nunu's next spell will have no mana cost.
Consume
Range: 125
Cooldown: 17 / 15 / 13 / 11 / 9
Cost: 60 mana
Active: Nunu commands his yeti to take a bite out of target enemy minion or neutral monster, dealing true damage to it and restoring Nunu's health. Nunu gains a bonus depending on what Willump consumed. Consume does not need to score the killing blow to trigger the bonuses and the individual bonuses stack.
Rough Rock Candy: Nunu's maximum health and size are increased by 10%.
Ornery Monster Tails: Nunu's attacks and spells deal magic damage equal to 1% of his maximum health.
Spooky Mystery Meat: Nunu gains 15% bonus movement speed for 3 seconds on unit kill.
Blood Boil
Range: 700
Cooldown: 15
Cost: 50 mana
Active: Invigorates an allied unit by heating their blood, increasing their attack speed and movement speed for 12 seconds. If cast on an ally, Nunu also gains the effect of Blood Boil.
Attack Speed: 25 / 30 / 35 / 40 / 45%
Movement Speed: 8 / 9 / 10 / 11 / 12%
Ice Blast
Range: 550
Cooldown: 6
Cost: 75 / 85 / 95 / 105 / 115 mana
Active: Nunu throws a ball of ice at an enemy unit, dealing magic damage and slowing their movement speed by a percentage and attack speed by 25% for 3 seconds.
Active: Nunu starts channeling and begins to sap a large area around him of heat, slowing all nearby enemies movement speed by 50% and attack speed by 25%.
After channeling for 3 seconds, he deals massive damage to all enemies caught in the area. If the channel is cancelled or interrupted early, it will deal between 12.5% and 87.5% damage, depending on how long it channeled before being cancelled.
450 or 
260
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