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