Help Colonel Roy, the flame alchemist, to destroy the attacking hordes of chimeras using his flame.
Ignite the transmutation circle to set off one Hidrogen Blast per round.
GameCanvas is a Canvas with additional capabilities; it provides methods for immediate painting and for examining the state of the device keys. These new methods make it possible to enclose all of a game's functionality in a single loop, under control of a single thread. To see why this is attractive, think about how you would implement a typical game using Canvas: