Ecco: The Tides of Time 
Sega Genesis
Platformer
 
Ecco is older, stronger and engulfed by dangers! The evil Vortex has shattered the mystical Asterite. Ecco and Trellia, a beautiful dolphin of the future, cross 100 million years of time to save the dolphins and all life on Earth! Ecco morphs! Charge a metasphere to become a shark with all its fighting power! Change into a seagull and fly! Safely swim past dangers as a jellyfish! Over 40 levels of spectacular aquatic adventure, with password save. Five levels of challenging 3-D travel, through the vast waters of the open ocean!