Here is the full list of all 20 30 Sport Games in 1 trophies - there are 2 bronze, 10 silver, 7 gold and 1 platinum.
Unlock all trophies
Play any of the thirty sport games
Play at least 5 of the thirty sport games
Play at least 10 of the thirty sport games
Play at least the half of the thirty sport games
Play the thirty sport games
Gain experience by playing games and reach level 5 to unlock 5 items
Gain experience by playing games and reach level 15 to unlock 15 items
Gain experience by playing games and reach level 30 to unlock 30 items
Gain experience by playing games and reach level 40 to unlock 40 items
Gain experience by playing games and reach level max in progress mode
Play sports games at least once in each country
Finish the "Olympic Cup" in tournament mode
Finish the "Accessories Cup" in tournament mode
Finish the "Race Cup" in tournament mode
Finish the "Ball Cup" in tournament mode
Finish the "Slinding Cup" in tournament mode
Finish the "Motion Cup" in tournament mode
Finish the "Team Cup" in tournament mode
Play all the tournaments in the tournament mode