Here is the full list of all 40 Donut Break Head to Head trophies - there are 28 bronze, 7 silver, 4 gold and 1 platinum.
Collected all the trophies in the game.
Completed a level quickly.
Completed a level slowly.
Played a level in 1P vs 2P mode.
Defeated a Blue Roll mini boss at high speed.
Defeated a Mochi mini boss with fireball.
Defeated an Orange Cake mini boss with laser.
Hit ball 5 times in turbo paddle mode without losing life.
Caught ball 5 times with sticky paddle without losing life.
Hit ball 5 times with shield (bottom wall) without losing life.
Survived a mini boss attack through invincible paddle.
Consumed 3 cakes with slow ball without losing life.
Collected auto laser power up.
Stacked up multiple wide paddles in a level.
Stacked up multiple fireballs in a level.
Collected multi ball power ups to reach 6 balls.
Consumed 10 cakes with laser without losing life.
Consumed 10 cakes with fireball without losing life.
Collected a combo of 3 or more power ups.
Collected all powers ups and collectibles in level.
Survived all mini boss attacks in a level.
Completed a level with 7 or more lives remaining.
Consumed a cake at 5x speed.
Scored 30000 points in a level.
Defeated CPU consecutively.
Earned total 5 stars in game.
Collected total 5 coins in game.
Completed levels with 3 characters in game.
Defeated 3 characters in game.
Completed a level without losing life.
Scored 50000 points in a level.
Defeated CPU 3 times in a row.
Earned total 10 stars in game.
Collected total 10 coins in game.
Completed levels with 5 different characters in game.
Defeated 5 characters in game.
Earned total 25 stars in game.
Collected total 25 coins in game.
Completed levels with 10 different characters in game.
Defeated 10 characters in game.