Finally expanding the one game universe we believed was just too unbelievably cloistered, Snakes on a Cartesian Plane by netgrind has introduced speciation to the classic cellphone game. Chase to unlock the Mamba, Python, Boa, Solid Snakes, etc. Despite the memetic name, Cartesian investigation and Samuel L. Jackson quotes are clean out of sight. Instead, there’s a Zoolander reference and coy hints as to the slight variations.
See also Pippin Barr’s Pongs.