Impossible Odds

Whenever enchanted creature is delt damage by a creature with power greater than enchanted creature's base toughness, if enchanted creature is on the battlefield at the end of your end step, put a +1/+1 counter on enchanted creature.
The Great Hero was surrounded by countless enemies, all renowned warriors in their own right, all ready to strike. It was feared that this would be the end. The countless victories, all for not. Yet with blade ready, The Great Hero simply smiled.