Here is the full list of all 50 Street Fighter X Tekken trophies - there are 40 bronze, 6 silver, 3 gold and 1 platinum.
Unlock all Trophies.
Fight 500 matches online.
Activate Cross Assault 500 times.
Finish a round with Cross Assault 300 times.
Connect with 500 Cross Arts.
Finish a round with a Cross Art 300 times.
Fight 300 matches online.
Connect with 500 Super Arts.
Have your replay downloaded 20 times in My Channel's Broadcast Mode.
Connect with 100 Quick Combos.
Finish a round with a Super Art 300 times.
Activate Pandora 500 times.
Finish a round with Pandora 300 times.
Connect with 500 EX Special Moves.
Use Arcade Fight Request 30 times.
Activate your Assist Gems 100 times.
Clear all of the missions in Mission mode.
Get to C rank for the first time in Ranked Match.
Use a character in battle over 300 times.
Win 100 matches online.
Win a round without getting hit 100 times.
Fight 100 matches online.
Win 50 matches online.
Connect with 500 Launchers.
View 50 replays in the Replay Channel.
Raise your battle class rank for the first time in Ranked Match.
Clear all of the lessons in the Tutorial.
Fight 50 matches online.
Win 10 matches online.
Win a match in Endless Battle.
Create 10 lobbies in Endless Battle.
Obtain 300 Titles.
Win 5 matches online.
Defeat 5 rival teams in Arcade mode on Medium difficulty or higher.
Win in a Ranked Match.
Activate your Boost Gems 100 times.
Clear 300 trials in Trial mode.
Connect with 500 Special Moves.
Clear one lesson in the Tutorial.
Access the Store.
Go into Training mode 10 times.
Customize a Gem Unit.
Defeat all of the bosses in Arcade mode on the hardest difficulty.
Clear one mission in Mission mode.
Customize your player comment.
Clear Arcade mode on Medium difficulty or higher.
Customize a character's color.
Customize your player Title.
Clear ten trials in Trial mode.
Clear one trial in Trial mode.