恐共

恐 = 巩 + 心 : A terrorist (恐) is harassing Karl Koala (ku) inside of the engine ((e)ng3). The terrorists frightens (恐) Karl so much that his heart (心) jumps out of his body. The terrorist then quickly grabs Karl's heart and uses a padlock (巩) to lock it away to blackmail Karl.

共 = 井 + 八 : A giant eight-ball is blocking the well in the engine's bathroom. Joining forces together with the communist, Gitta Giraffe and he are able to push the eight-ball off and make the well available to the public again.

共 = 井 + 八 : Mnemonic symbol: the communist.