Completed your first minefield.
Played your first Daily Challenge.
Played the Daily Challenge 5 days in a row.
Uncovered a square touching 6 or more mines (not counting "play same board" or custom boards).
When the pattern 1-2-2-1 was revealed, uncovered the 2 safe tiles within 3 seconds... 20 times.
Triggered your first mine.
Won a game on each board size.
Completed a minefield for the first time without using any flags.
Reached the exit on Level 1 in Adventure mode.
Reached the exit on Level 20 in Adventure mode.
Gathered 10,000 gold in Adventure mode.
Won your first Daily Challenge.
When the pattern 1-2-1 is revealed, uncovered the center safe tile within 3 seconds... 20 times.
Placed a flag on every single tile of a board in Classic mode.
Logged in each day of an entire month and completed at least one Daily Challenge.
Won 12 bronze Daily Challenge badges.
Won 10 silver Daily Challenge badges.
Won 8 gold Daily Challenge badges.
Defeated 100 monsters in Adventure mode.
Opened 100 doors in Adventure mode.