Three-thousand years later, Mono and the other Stone Generals were reanimated by Yaotl (under the alias of Max Winters) and Yaotl made them capture the Thirteen Monsters assisted by the Foot Clan. They captured twelve of them and captured Leonardo as a replacement for the thirteenth monster. Later, Mono and his brothers and sister led by his brother Aguila turned against Yaotl, thinking he would take their immortality for himself. Yaotl, however, was trying to get rid of the immortality by casting the thirteen monsters into the portal. During the next alignment and reopening of the portal, Mono and the other generals revealed their intentions to summon more monsters to Earth to use as an army to finish the world conquest they had started three-thousand years ago. The four turtles led by th