These are the four secret trophies you can unlock in UFC Undisputed 3 for the PS3.
Artiste (Bronze) – Create a Logo and apply it to a CAF as a Tattoo
Dedication (Bronze) – Accumulate 15 hours of fight time
Face, Meet Foot (Silver) – Rock an opponent with a Foot Stomp to the head in a PRIDE fight
Running a Clinic (Silver) – Transition to all of the ground positions
Check out my other article for the complete list of unlockable trophies in UFC Undisputed 3 for the PS3.