 The goal was met on the final day of the funding campaign, which was on March 27, 2013.The Z-engine allowed the Mane6 team to expand beyond the limitations of Fighter Maker, thought they kept some of the conventions learned from working with Fighter Maker, such as the use of 3/4rd views to reduce the horizontal lengths of the four-legged characters.The "Skullgirls" engine also brought in the open-source networking code GGPO ("Good Game Peace Out"), designed specifically for overcoming known limitations of playing fighting games online.