Here is the full list of all 12 Tower of Guns: Special Edition trophies - there are 7 bronze, 4 silver and 1 gold.
Finish a 100th run
Finish a 50th run
Unlock all the Perks
Finish the game (non uberwin)
Unlock all the Guns
Tilt 10 times in a row
Die while a Boss is Exploding
Kill over 350 Enemies in a Single Level
Beat a boss
Jump and Remain Airborn for 45 Seconds
Finish a 10th run
Unlock a weapon