Here is the full list of all 13 Thief Town trophies - there are 9 bronze, 3 silver and 1 gold.
Play 25 full games
Kill 3 drunk players in one shot
Stab 100 thieves
Stab a player while inside a smoke bomb
Play 5 full games
Clash knives with another player 5 times in a row
Stab a player pretending to be dead
Get crushed by an adult tumbleweed
Fall flat on your face
Start your first game
Obtain all trophies
Stab 500 thieves
Name 100 thieves