Nunu & willump

Gains 40% Attack Speed and 15% Movement Speed for 4 seconds upon damaging an enemy champion, large monster or structure. A nearby allied champion with the fastest Attack Speed gains half this bonus. Cannot trigger on the same target for 8 seconds.

Takes a bite out of the enemy, dealing 55 / 110 / 165 / 220 (+65% AP +5% HP) magic damage and healing for 80 / 115 / 150 / 185 (+70% AP +10% bonus HP). The healing is increased by 50% when Nunu and Willump are below 50% Maximum Health. Deals 350 / 500 / 650 / 800 true damage agains minions and monsters instead.

Willump begins rolling a snowball that increases in size and speed over 12 seconds. The snowball explodes upon colliding with enemy champions, large monsters or terrain dealing 35 / 48 / 61 / 74 - 175 / 240 / 305 / 370 (30% AP - 150% AP) magic damage to enemies and knocking them airborne for 0.5 - 1.25 seconds, increasing with the size of the snowball. Re-cast: Releases the snowball, causing it to explode on the first enemy hit. Removes slows on cast and is immune to slows during rolling. Deals 33.33% damage to minions and small monsters.

Channels for up to 2.5 seconds, throwing snowballs that deal  8 / 12 / 16 / 20 (+5% AP) magic damage and slow by 20% for 0.5 seconds. When the channel ends, Willump deals magic damage equal to 3% - 15% (+0.8 - 4% AP) of the enemies' max Health and roots them for 0.5 - 1.5 seconds. Damage and root duration scale with number of snowball hits on the target. Final explosion deals up to 150 / 200 / 250 / 300 damage vs. monsters. Deals 150% damage to monsters.

Gains a shield that absorbs 65 / 75 / 85 (+180% AP +35% / 45% / 55% HP) damage and begins channeling for up to 3 seconds. Nearby enemies are slowed by 50%, increasing to 95% over the duration. When the channel ends, nearby enemies take 180 - 915 (+50% - 275% AP) magic damage, increased with channel duration.