public static double doSpecialItemMod(Pokemon attacker, Move move,
            double damage) {
        if (attacker.hasItem(Item.CHOICE_SPECS)) {
            damage *= 1.5;
        } else if (attacker.hasItem(Item.LIGHT_BALL)
                && attacker.isSpecies(Species.PIKACHU)) {
            damage *= 2.0;
            damage = (int) damage;
        } else if (attacker.hasItem(Item.SOUL_DEW)
                && (attacker.isSpecies(Species.LATIAS)
                || attacker.isSpecies(Species.LATIOS))) {
            damage *= 1.5;
        } else if (attacker.hasItem(Item.DEEPSEATOOTH)
                && (attacker.isSpecies(Species.CLAMPERL))) {
            damage *= 2.0;
        }

        return damage;
    }