Consume allows Nunu to stay in a lane against ranged opponents.
You can choose to interrupt Absolute Zero early for partial damage if an opponent is about to run out of range.
It's often beneficial to delay the casting of Absolute Zero until the initial round of disables are used. Try to hang back before rushing into a team fight.
Interrupting the charge up on Absolute Zero will lower the amount of damage your team takes.
Using Summoner Flash is a surefire way to escape Absolute Zero.
Biggest Snowball Ever moves very fast but cannot turn as quickly, so don't try to escape it by running away in a straight line. Instead, make sudden, sharp turns.