Stone Gargoyle

Enters battlefield {t}
Landfall, only when {6} or more are within
your control
Stone Gargoyle gains 1/1 counters for each
land that comes into play.
If Stone Gargoyle is to die off a block flip a
coin.
Heads, stays on field {t}. Next endturn {ut}
Tails, Stone Gargoyle dies.