public List<GameChange> receive(Damage damage) {
List<GameChange> retList = new ArrayList<GameChange>();
Random random = new Random();
double healthDecrease = Math.abs(random.nextGaussian() * 0.25);
SetMapObjectHealth change = new SetMapObjectHealth(this.getID(),
this.getHealth() - healthDecrease);
retList.add(change);
return retList;
}