Yes, Mxy, he is indeed up. For did he solve my riddle, and thereby has he earned the right to set the next challenge! Yet, my heart is troubled, for surely does Mxyzptlk present us with that most cunning of queries, that ever will test even the hardiest of word-smiths! But, alas, the fates have ensured that this be the case. So, brave hearts, let us await this gauntlet, and he whose hands are fastest and mind the sharpest shall claim anew the baton!