Square² Mk 2
From threeA Wiki
Square² Mk 2 is a variation design of the World War Robot Square² figure. Its longer legs provide the Mk 2 different values on the battlefield from those of the Mk 1. It was mentioned during the Grunt drop that the Square² sold with the Jungle Ranger Grunt would be the last of it's type, and future Square²s would be Square² Mk 2.