>>7691768>Come up with a shortened metru brainpiece with an axle hole because you want to have a character with something pegged into the back of its head>Some beancounter realizes that it can save 0.002 cents on plastic per set over using the normal metru brainpiece due to it's negligibly smaller size>literally every set with a metruhead afterwards uses the lobotomized brainpiece for no actual design reason>also only ever comes in trans neon green because mass producing one colour will save an additional 0.0003cents per set over making them in different colours and giving sets fun variationsMaybe it's autism but I have some disproportionate hatred for that stupid brainpiece. If it's not Mahri Kongu or a Voya Matoran it has no business using it. They could have at least made it in other colours.