Advance includes many new
features, gameplay mechanic changes, graphical and audio enhancements, and stylistic and aesthetic alterations from the All - Stars edition, with the most significant changes being the addition of the
enemy Robirdo, a
robotic Birdo, replacing Mouser as the boss of World 3; the addition of the «Yoshi Challenge», in which players may revisit stages to search for Yoshi Eggs; a new point - scoring system; multiple hit combos; enlarged sprites; and digital voice acting.
Assault Android Cactus is set in a vivid sci - fi universe and
features a playable cast of all female androids who battle against hordes of
robotic enemies using their character specific primary and secondary weapons, all while navigating dynamic stages that constantly introduce new elements.