Lost in a Snowstorm

As an additional cost to cast Lost in a Snowstorm,
pay {s}{s}{s}{s}{s}{s} or lose the game.
{s}{s}{s}{s}{s}: Exile target creature an opponent controls. That creature becomes an iceberg, gets
5 melt counters and gains melting. (At the
beginning of your upkeep, remove a melt counter from
this creature. If you can't, put it into play.)