The central game mechanism is that you can draw stairs and platforms to travel through a level. (lifewire.com)
Related to issues of anger and despair, and how they might manifest through score disparities, bullying through game mechanisms, and the extent to which the game requires players to deal with stress or upset (meeplelikeus.co.uk)
Sure, the guns all pack a satisfying wallop, but they're less prominent than the transformative special abilities, which represent a who's who of fun video game mechanisms. (engadget.com)