Method countX

forge-core/src/main/java/forge/card/mana/ManaCost.java:366–368

TODO: Write javadoc for this method. @return

()

     * @return
     */
    public int countX() {
        return getShardCount(ManaCostShard.X);
    }

    /**
     * Can this mana cost be paid with unlimited mana of given color set.