Cyander, The Ice God

Lifelink, Flying, Convoke, Freezing 1
(If this creature is targeted, you may counter that
spell and put 1 ice counter on this)
{t}{w/u}{w/u}{2} sacrifice 3 ice counters,
this creature cant be dealt damage until your
opponents next end step.
{t}{w/u}{w/u}{5} sacrifice this creature, all
creatures you control gain Freezing 3 and
(if you have 7or more Ice counters on this it
cant be killed)