Savior of the World (
Win a game on each board size
Win a game on both medium and hard difficulty.
Good Start (
Complete a minefield for the first time
Start a new game on easy difficulty, complete the game.
You will possibly unlock Good Memory
along the way if you complete it without marking any flags.
Happens to Everybody (
Trigger your first mine
Start a game on any difficulty and click on a mine intentionally.
Good Memory (
Complete a minefield for the first time without using any flags
Start a new game on easy difficulty, complete the game without marking mines but reveal all the other blocks.