Here is the full list of all 11 PIX the CAT trophies - there are 5 bronze, 5 silver and 1 gold.
ALL NOSTALGIA LEVELS SUCCEEDED WITH FLOWER BONUS... NOT POSSIBLE
FINISH EVERY SINGLE LEVEL OF THE NOSTALGIA
SCORE 1 500 000 POINTS IN THE ARCADE DESSERT GRID
SCORE 2 000 000 POINTS IN THE ARCADE MAIN GRID
TOP 10 OF AN ARCADE DAILY LEADERBOARD
TOP 100 OF AN ARCADE DAILY LEADERBOARD
SCORE 1 000 000+ PTS IN 5 ARCADE GAMES IN A ROW
FEVER MODE FRENZY IN THE ARCADE FOR 120 SECONDS
FINISH EACH AND EVERY PUZZLE IN THE LAB
ALL LAB LEVELS SUCCEEDED WITH PERFECT BONUS... GOOD LUCK
PERFORM 10 PERFECTS IN THE ARCADE IN A ROW