Arthax, War Leading Hoplite

Heroic- Whenever you cast a spell that targets
War Leading Hoplite, put a +1/+1 counter on each creature you control, then scry 1 for each +1/+1 counter on War Leading Hoplite.
Whenever War Leading Hoplite attacks, creatures you control get +X/+Y and gain first strike and vigilance until end of turn, where X is War Leading Hoplite's toughness and Y is that number plus 1.