Here is a short hack which was entered into a contest which has some nice graphical edits and some ASM changes to Ridley.
Items to Get: Morphball, Bombs, charge, Wave, Gravity Suit, 2 Missle Tanks (70 each pack) 2 Super Missle Tank, 2 E-Tanks (Gives a neeto amount of health each...) Power Bombs (1 Tank) And Speed Booster.
Super Metroid (JU) [!].smc - GOODSNES 2.04
CRC32: D63ED5F8
MD5: 21F3E98DF4780EE1C667B84E57D88675
SHA-1: DA957F0D63D14CB441D215462904C4FA8519C613
SHA-256: 12B77C4BC9C1832CEE8881244659065EE1D84C70C3D29E6EAF92E6798CC2CA72