Unlock all other trophies
Earn 21 stars in Challenge mode
Earn 10 stars in Challenge mode
Survive 30 waves in Multiverse Madness
Buy everything available in Store
Complete all secondary objectives
Survive 15 waves in Multiverse Madness
Win an Infiltration map
Shut out the other team from scoring in Capture the Greased-Up Deaf Guy
Win a Capture the "Greased-Up Deaf Guy" match
Taunt a dead opponent with Quagmire in Multiplayer
Kill Meg during any Multiplayer Match
Choose Meg for a Multiplayer match
Win a Deathmatch mode (free-for-all or as a team)
Taunt 25 times in any Multiplayer match
Get a 10 kill streak in Deathmatch
Kill 3 members of the opposing team with a melee attack before you die in Multiplayer
Taunt 5 times in a row with Peter
Successfully complete your first kill of an opposing team member in Multiplayer
Destroy all of the piñatas in the "It's All Greek to Me" level
Complete the "No Place Like Home" level
Play poorly during the final showdown
Complete the "Chicken Fight!" level
Smash your opponent into something 20 times in the "Chicken Fight!" level
Complete the "Chickens In Space" level
Use the collectible special inventory items 25 times in Story Mode
Complete the "Santa's Sweatshop" level
Kill 500 enemies using Stewie
Kill 500 enemies using Brian
Kill Vernon
Collect $50,000 in Story Mode
Complete the "Long John Peter" level
Complete the "No Cheese, Please" level
Hang around the room with Quagmire in a baby costume for 30 seconds
Complete the "Pussy Whipped" level
Complete the "Handicapable" level
Kill 60 enemies with grenades/explosives
Complete the "Something's Amish" level
Burn the pot fields in the "Something's Amish" level
Defeat 10 enemies with a melee weapon
Kill 75 enemies with headshots
Kill yourself with a grenade or satchel charge
Complete the "It's All Greek To Me" level
Perform a multi-kill with a grenade
Perform a multi-kill with a melee weapon
Kill an enemy with a single shot to the head
Successfully kill an enemy with one shot
Switch between Brian and Stewie 10 times in Story Mode