Family Guy: Back to the Multiverse Cheats

Justified (40): Kill 500 enemies using Brian
Kings of Quahog (20): You have won a Deathmatch mode (free-for-all or as a team)
Little Dipper (15): Earn 10 stars in Challenge mode
Lockdown (20): You've shut out the other team from scoring in Capture the Greased-Up Deaf Guy
Long John Peter (20): You completed the "Long John Peter" level
Mort Will Now Lend You Credit (30): Buy everything available in the Store
Mr. Unpopular (5): You selected Meg as a character for a Multiplayer Match
Multi-Kill (15): You successfully performed a multi-kill with a melee weapon
Multi-kill with a grenade (15): You successfully performed a multi-kill with a grenade
No Cheese, Please (20): You completed the "No Cheese, Please" level
No Place Like Home (50): You completed the "No Place Like Home" level
Obsessed (50): You've completed all secondary objectives
One Shot Kills (5): You've killed an enemy with one shot
Penny Pincher (40): You've successfully collected $50,000
Pervert (10): Hang around the room with Quagmire in a baby costume for 30 seconds
Pussy Whipped (20): You completed the "Pussy Whipped" level
Roadhouse (15): You've meleed 3 members of the opposing team in Multiplayer
Santa's Sweatshop (20): You completed the "Santa's Sweatshop" level
Scorched Earth (10): You burned the Amish pot fields
Shut Up Meg (5): You killed Meg during a Multiplayer Match
Something's Amish (20): You completed the "Something's Amish" level
Stewie-nator (40): Kill 500 enemies using Stewie
Teabag a D-Bag (5): Taunt a dead opponent with Quagmire in Multiplayer
Teabaggin' (15): You've successfully completed a taunt 25 times
The Cleaner (30): You got a 10 kill streak in Deathmatch
There is no Cake (100): Unlock all other Achievements
Ugly Tastes Terrible (5): Play poorly during the final showdown
We Be Clubbing (15): You defeated 10 enemies with a melee weapon
Wrecking Ball (20): Smash your opponent into something 20 times in the "Chicken Fight!" level