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.
Press Ð to rain.
I'm not a doge.
So bag, many happy, wow.
Purchase the orange box.
Unlock the suit.
unlock Banana.
Collect 1208 Dogecoins.
Unlock moon moon.
Drop the doge.
Stunned.
Snipe 30 crows.
Deal with it.
Interrupt the doge line.
Wow.