Here is the full list of all 16 Buckshot Roulette achievements.
Lose more than 1000K in 'Double or Nothing'.
Cash out over 1,000,000 in 'Double or Nothing'.
Use all items in a single turn in 'Double or Nothing'.
Cash out immediately in 'Double or Nothing'.
Breakfast of champions.
Start the 'Double or Nothing' mode 10 times.
Check the leaderboard.
Listen to the music in the nightclub for over a minute.
It rains metal here.
Uncover a live round with the magnifier and shoot yourself.
Saw off the barrel, shoot yourself, and die.
Double your earnings in 'Double or Nothing' and win.
Deicide.
Consume the 'Double or Nothing' pills.
Successfully shoot yourself with a blank, facing 50/50 odds.
Beat the game.