Rampage: Total Destruction (Wii)

Bonus monsters
The following monsters are hidden in a block in a city. Use the indicated monster to destroy the corresponding block in the city until the bonus monster is unlocked.

Jack: Las Vegas, second block, play as Harry
Kingston: Las Vegas, second block, play as Lizzie
Leon: Las Vegas, second block, play as George
Marco: San Francisco, fifth or sixth block, play as George
Natalie: San Francisco, third block, play as Gilman
Shelby: San Francisco, third block, play as Lizzie
Edwin: London, second block, play as Wally
Icky: London, second block, play as Leon
Kyle: London, third block, play as George
Amanda: Los Angeles, second block, play as Lizzie
Bart: Los Angeles, second or fifth block, play as Kingston
Cal: Los Angeles, second block, play as George
Harry: Chicago, second block, play as Marco
Nick: Chicago, second block, play as Harry
Rojo: Chicago, second block, play as George
Crock: Hong Kong, third block, play as George
Jill: Hong Kong, third block, play as Amanda
Venus: Hong Kong, third block, play as Leon
Joe: New York, third block, play as Natalie
Rocky: New York, third block, play as George
Wally: New York, third block, play as Kyle

Change billboards
Go to a billboard on a roof and kick it to change it to a funnier version. For example, in Las Vegas by the large slot machine there is a "Beauty's Only Skin Deep" billboard. Kick the woman in the face to see the girl from The Exorcist.

Control loading screen
While the game is loading, press any button and the monster you selected will make funny noises.

Item effects
Bananas: Good for George
Chili Peppers: Good for Nick
Fire: Good for Nick
Poison: Good for Kingston
Steak: Hurts Rojo
Water: Venus can drink water from pipe leaks. Gilman is immune to water leaks.

No police
If a policeman is after you, lure him away from his vehicle and kill him (kick, eat, grab and jump, ground smash, etc.). If you do not destroy his car, no more police officers will arrive (excluding S.W.A.T. or army tanks).

Play as Bubba the Blob
Unlock the other 23 bonus monsters (for a total of 29) to unlock Bubba.

Play as Eyegore the Alien
Successfully complete the game with the "All Challenges Met" award for all cities to unlock Eyegore the Alien.

Play as Philbert the Ungulate
Successfully complete the game with the "Par Scores Met" award for all cities to unlock Philbert the Ungulate.

Refill health
Successfully complete a block, then select the "Change Monster" option. Choose the same monster you finished the block with to start the next block with full health.