Here is the full list of all 24 Pivot XL achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
Unlock Purple
Unlock all skins in the game
Unlock Mick and Rorty
Unlock Bit Blaster
Earn 60 Points in a single round
Earn 55 Points in a single round
Earn 50 Points in a single round
Have a total of 50 near misses
Earn 45 Points in a single round
Earn 1000 points across all rounds
Unlock Orbt
Unlock Diamo
Unlock Ding Dong
Earn 40 Points in a single round
Earn 35 Points in a single round
Unlock Orange
Unlock Green
Unlock Red
Earn 30 Points in a single round
Earn 25 Points in a single round
Earn 20 Points in a single round
Earn 15 Points in a single round
Earn 10 Points in a single round
Earn 5 Points in a single round