Devourer of Hell

Recover, Shadow
Devourer of Hell enters the battle field with
2 +1+1 counters on it.
{x}: put x +1+1 counters on
Devourer of Hell where x is it's power.
Sacrifice x demon or devil creatures put x times 3 +1+1 counters
where x is Devourer of Hell toughness.