A+S works like A and B on a NES controller The arrows work like the d-pad Fullscreen LAGS but normal works fine. (Your morph ball is impervious to Jam Ridleys)
The galactic federation has noticed a shortage of waffle spread and decides to make jam out of Metroids. Unfortunately, consuming the jam can have some negative side effects, including turning into a Jam-flavored Ridley! Samus Aran must destroy the "Jam Ridleys" and the "Jams n' Jellies" factory in order to stop an outbreak of Jam Monsters.