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