Mao Mao: Heroes of Pure Heart Episode 13 - Thumb War Episode Title:Thumb War.Episode Description:The gang decide to compete in the annual Thumb War competition. While Adorabat is having fun, Mao Mao insists that there is no point in having fun if you are just going to lose. Soon Mao Mao begins losing hope in trying when he is forced to give up his gloves and use his actual stubby fingers while also going up against the champion, Big Thumb Pete.