Here is the full list of all 35 Microtransaction Simulator achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
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Is this a bug?
It's a secret to everybody
This can't be a mistake
Unrelated
Don't even try it
Past the point of no return
Open 100 packs
Yum
Harder than it looks
Lucid once
Mania
Some people graduate but they still stupid
A small loan of 1 million dollars
Old habits die hard
Open 50 packs
yeah
You dug a hole
Get a green
Get a fuzz
Get a blue
Get a brown
Get a purple
Sometimes there is a free lunch.
Get a turquoise
2017
Take a look at me now
Get a red
Get a white
literally idle the game for 4 hours. Stay at home and don't spread the coronavirus.