Winter Crystal

{0},Remove an ice counter from Winter Crystal: Untap permanent. Activate this ability only if there are 3 or more ice counters on Winter Crystal.
{1},{t},Pay {e}{e}: Create a 3/3 elemental creature with indestructible. Activate this ability only if there are 6 or more ice counter on Winter Crystal.
{x},{t}:Exile target creature with power x. Put an ice counter on Winter Crystal.