Passive: Whenever Lulu or a nearby ally falls below 30% health, they increase in size gain 150/200/250/300/350/400/450/500/550/600 temporary max hp, knock up all nearby hostile targets and slow every enemy within 1000 range by 15/20/25/30/35/40/45/50/55/60 % for 7 seconds. 3 minute cooldown.
Ultimate: Lulu's helpful fairy friend now fires 3 missile shots whenever she attacks an enemy target (or when an ally who Pix is helping attakcs. These shots do 30/60/90(+50% AP) magic damage and can be blocked by minions and other enemies.
Lulu becomes a literal ranged ap carry. Just get lichbane, frozen mallet, and lots of ap for tons of damage on each auto attack.