Cheats Ecco the dolphin MegaCD Game Gear


Cheat Mode
Press Start during game play to view the sonar screen. Press Left, 1, 2, 1, 2, Down, 2, Up to display a new menu with invincibility, unlimited continues and other options.


Game Genie Codes #Note: You need a game genie cartridge to use these codes.
014 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Vents of Medusa
024 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Maze of Stone
034 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Sea of Darkness
044 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on DDD Swimming
054 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Skyway
064 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Tube of Medusa
074 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on DDD Swimming #2
084 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Getaway
094 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Asterite Cave
0A4 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on The Eye
0B4 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Deep Ridge
0C4 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Sea of Birds
0D4 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Convergence
0E4 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on DDD Swimming #3
0F4 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Vortex Future
104 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Globe Holder
114 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Convergence #2
124 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on DDD Swimming #4
134 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on New Machine
144 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Vortex Queen
154 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Semi-ending Part 1
164 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Semi-ending Part 2
174 20B C4A + 884 22B 2A2 + 004 27B 3BA Start on Atlantis
366 8C6 5DD + 3E6 8E6 D56 Infinite air
109 CF6 6E6 Jumping out of the water sets your energy to half
21D 3C7 6E2 Infinite energy
006 9FB C4A Most fish dont give you energy

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