War-molded Saurian

For every attacking step that War-molded
Saurian attacks or blocks, put a +1/+1 counter
on this creature.
If this creature's toughness is less than your life points, War-molded Saurian has Vigilance.
If this creature's toughness is equal to or more
than your life points, War-molded Saurian has
trample.