Ecco the Dolphin Sega Genesis SG

Ecco the Dolphin is an adventure game series created in 1992 by Ed Annunziata. The series was initially ported to the Master System, Mega Drive, and Dreamcast. Sega game compilations (Sega Smash Pack, Sega Mega Drive Ultimate Collection, and Sega Genesis Classics) and the Nintendo Virtual Console system allowed the first two games to be available on a wide variety of platforms. The franchise is known for its high difficulty.