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Platform: Nintendo 64

Codes For All-Star Baseball 2000
All-Star Baseball 2000

Blurred graphics: Enter MYEYES as a code at the cheat screen.
Beach ball mode: Enter BCHBLKTPTY as a code at the cheat screen.
Blackout mode: Enter WTOTL as a code at the cheat screen.
Baseball trails: Enter WLDWLDWST as a code at the cheat screen.
Fly back to dugout: Enter FLYAWAY as a code at the cheat screen. Players will fly back to the dugout after an out.
Small players: Enter TOMTHUMB as a code at the cheat screen.
Faster running: Hold Z to run faster.
Change pitch speed: Hold Z to increase or R to decrease the speed of a pitch.
Super fastball: Begin an exhibition game in arcade mode against the CPU. Throw a fastball and hold A + C-Down while it is flying towards the batter. If done correctly, the batter will not be able to hit the ball.
Lizard team: Select an exhibition game at Kaufmann Stadium. When a player hits either sign that reads "Win a lizard", the entire team will turn into lizards.