Lissandra, the ice witch

Whenever you cast a blue spell, put an ice
counter on Lissandra, the ice witch (max. 3).
Remove one ice counter from Lissandra : tap
target creature. It doesn't untap during its
controler next untap step.
Remove two ice counters from Lissandra :
draw a card.
Remove three ice counters from Lissandra :
add {u}{u}{u}.