When Ganking by rolling the snowball into the lane

1. WKnock up→
2. QBite→
3. AutoBasic attack→
4. EArea finish

Tip Roll W into the target for the collision knock-up, follow with Q, then use a basic attack to trigger the passive attack-speed buff before finishing with E. W is a single cast that detonates automatically on collision.

When Clearing camps quickly while sustaining health

1. AutoBasic attack→
2. PAttack speed→
3. AutoBasic attack→
4. QHeal→
5. EArea

Tip Hitting a monster triggers the passive attack-speed and movement-speed buff. Q sustains Nunu & Willump's health, and E's channel-end burst clears the camp with area damage.

When Knocking up a grouped enemy and detonating R

1. WKnock up→
2. RChannel→
3. RDetonate

Tip Knock the group up with W, then channel R to apply the ramping slow (up to 95%), and recast R to detonate at peak damage. Nunu & Willump cannot cast other abilities while channeling R.

When Flashing R's center into the enemy group

1. FlashEnter the enemy group→
2. RStart channel immediately→
3. RDetonate before escape

Tip Flash into the enemy group or an unwarded brush before starting R. Nunu & Willump cannot Flash during the channel, so recast just before targets leave the radius to secure damage.