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