Alleys and Gullies
Turn to the right when you see the first airplane box.
Battery locations
Start game play on the Bombs Away level and move all the way to the left to find a battery. Then, move all the way to the right to find another batter.
Beat RC without Rocket Skates
In the neighborhood level, when the race with RC begins follow the track as normal. As soon as you see RC behind you, do your spin attack (down c) and RC will briefly stop. This will give you enough time to take the lead again. Keep doing this and you will win the race.
God Mode-Invincibility
Beat the game once with any character and then use the same character again to play the game. You will be invincible and that is good because now you can explore the level without being afraid of dying.
Green laser locations
Green lasers will allow enemies to be killed with a single shot. They can be found at the following locations.
Level Select
At the options screen press Up 4 times, Down 2 times, Up 2 times, Down 3 times. If done correctly a sheep will shout.
Lose lives slower
Start out on any level when your lives are full, and collect more lives. You will not lose lives as fast after getting hit.
Multi-player characters
Successfully complete the game with all Pizza Planet tokens collected. Then, return to the first level and speak with Buzz, Ham, Mr. Potato Head, Slinky, and Rex to unlock them in multi-player mode. Save the game, then start a multi-player game.
Run on the top of the roof
Find all the army men, then climb the house to reach the roof.