Here is the full list of all 15 Montaro achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Collect 802 pantsu.
unlock Banana.
Unlock moon moon.
Unlock the suit.
Purchase the orange box.
So bag, many happy, wow.
Collect 1208 Dogecoins.
I'm not a doge.
Interrupt the doge line.
Snipe 30 crows.
Stunned.
Press Ð to rain.
Drop the doge.
Deal with it.
Wow.