Here is the full list of all 8 That Trivia Game trophies - there are 4 bronze, 2 silver and 2 gold.
Earn 12,500 points in a single game
Answer every question correctly in an entire game
Answer all questions correctly in 2 sequential rounds
Answer all questions correctly in a single round
Win a game against the Computer
Answer 4 questions correctly in a row
Correctly answer a Quick Draw question in less than 1 second
Win a bet of 750 points