Here is the full list of all 12 Big Screen Games - there are Pack 1 achievements.
Play 50 rounds of Scrawl
Play 50 rounds of Herd Mentality
Play 50 rounds of Can of Squirms
Play an entire game of Herd Mentality without giving out the Pink Cow
Win a game of Herd Mentality with the Cowboy Potato
Complete a game of Can of Squirms without a single disagreement
Play any game with the Chicken, Cat and Godzilla Potato
Have the highest number of cows, but lose because of the Pink Cow
Complete a game of Can of Squirms without a single agreement
Finish a game of Herd Mentality or Can of Squirms with zero points
Win a game of Scrawl with the Paint Bucket Potato
Play any game with all eight player slots filled