Here is the full list of all 13 Frozen Cortex achievements.
Get 11 or more points on a play
Pass the ball for the first time
Win your first Knockout match
Win your first Online match
Get more than 7 points on a play
Win an online match using only running plays
Concede more than 28 points in an online match
Bet on yourself to lose
Get over $5000 in any league mode
Get over 8 blocks in a match
Win a League without ever buying a player
Win a League with a team called Emergency Turbot
Defeat Bin in an online match