Here are the four secret trophies you can unlock in Dragon Ball Z: Ultimate Tenkaichi for the PS3.
Check out my other guide if you’re looking for the complete list of unlockable trophies in Dragon Ball Z: Ultimate Tenkaichi.
Dragon Ball Doctorate (Bronze) – View all character profiles in the Character Encyclopedia
Thank You Very Much!! (Gold) – Watch the Credits
That One’s Even Bigger!! (Bronze) – Summon Porunga for the first time
That’s One Big Dragon!! (Bronze) – Summon Shenron for the first time