The Saturn boots

This creature can only be exiled, it cant die.
{t}{s}{s}{s}{s}{s} Grow X, X= number of {s} and {e} counters you paid this turn.
{t} Add {s}{s}{s}
{t} Add {u/b}
{t} Add {e}{e}{e}
{t} Exile this, pay X {s} mana, Grow X.