Pirated cart with a plastic box, the cover art is the same as Sonic the Hedgehog 3 cover art for the Sega Genesis, which were how SNES games were commonly rented out in Brazil
A boxed copy in a Super Famicom style cart
Same as the one above, but in a Super Famicom shell.
Multicart with "Sonic & Knuckles"
A 9-in-1 cart in a Super Famicom shell. The third game is "Sonic 4".