Here is the full list of all 29 Windjammers trophies - there are 12 bronze, 11 silver, 5 gold and 1 platinum.
Complete Arcade mode in Medium difficulty (excluding infinite mode).
Score 50 goals throwing back the opponent to his own goal.
Score 100 goals with a Super Custom move.
Complete the Arcade Mode with all characters (excluding infinite mode).
Prove it : Score a goal with the Super Custom move of each character.
Score 50 times with a lob (special or not).
Win a match scoring only 5 points goals.
Score 50 goals with a Super Custom move.
Toss the disc 151 times.
Complete Arcade mode in Easy difficulty (excluding infinite mode).
Toss the disc 50 times.
Obtain all trophies.
Score 25 goals with your first shot in a rally.
Block/Throw back 50 Super Custom moves.
Win a ranked match.
Win 10 ranked matches.
Score 50 times with a Super Spin move.
Slide 1000 times.
Win 5 ranked matches in a row.
Win 50 ranked matches.
Block/Throw back 100 Super Custom moves.
Score 100 goals throwing back the opponent to his own goal.
Score 100 times with a lob.
Score 100 times with a Super Spin move.
Slide 10000 times.
Achieve 5 consecutive Super Shots in total (you and your opponent).
Win 100 ranked matches.
Win 10 ranked matches in a row.
Complete Arcade mode in Hard difficulty (excluding infinite mode).