Here is the full list of all 51 South Park: The Stick of Truth trophies - there are 42 bronze, 5 silver, 3 gold and 1 platinum.
Collected all South Park™: The Stick of Truth™ trophies.
You found Jesus while playing as a Jew.
You defeated 20 enemies using Cartman's Ass.
You've let Kenny die in combat 10 times over the course of the game.
You've farted on a dog while in gnome form.
You defeated Princess Kenny while looking like David Hasselhoff.
You own all the weapons and costumes available in the game.
You've collected all of the available costumes.
You sold 300 junk items.
You defeated Princess Kenny and recovered the Stick of Truth.
You completed the game and never ended a battle with your buddy knocked out.
You completed the game without selling any items.
You defeated Princess Kenny in your girl makeover disguise.
You defeated Princess Kenny while living with Dire AIDS.
Everyone in South Park is your friend.
While inside Mr. Slave, you summoned Mr. Slave.
You collected all of the Chinpokomon.
You farted on four major authority figures.
You befriended both crab people and gnomes.
You've spent $500.
You farted on the corpse of an aborted Nazi Zombie fetus.
You have collected half of the available costume sets.
You've farted on every buddy in the game.
You watched your parents have sex for 60 seconds.
You interrupted 5 channel attacks by using a fart.
You defeated the Grand Wizard Cartman in battle.
You defeated the High Jew Elf Kyle in battle.
You befriended the Goths, like everyone else playing this game.
In three separate battles, you've taken a shit in your pants.
You shat your pants during a boss battle.
You opened all of the garages in South Park.
You made friends with half of South Park.
You completed your first day in South Park.
You collected 15 Chinpokomon.
You have joined the KKK.
You knocked out 3 or more enemies with a single fart outside of battle.
You defeated the Boss Hall Monitor while wearing freckles.
Gingers have bitten you 3 times without you blocking.
You befriended your father.
You've unlocked all of the upgrades for a New Kid ability.
Over the course of the game, you've blocked 100 attacks.
You defeated the Meth Tweekers while wearing the Evil Cartman goatee and bald cap.
You successfully blocked every enemy attack in a single (non-tutorial) battle.
You farted on 10 enemies in the world that were knocked out.
You've farted on people 100 times.
You flung a turd of your own creation at an enemy.
You've farted on animals 25 times.
Over the course of the game, you've scored 100 perfect attacks.
You collected 5 Chinpokomon.
You defeated 3 enemies in one battle while your buddy was knocked out.
You accepted your fate and chose the name Douchebag yourself.