Here is the full list of all 37 King of the Bridge achievements.
Win a match in RAPID mode or higher.
Win a match in BLITZ mode or higher.
Win a match in BULLET mode.
The two kings are the last remaining pieces.
Capture a black piece by moving it on a gift of knowledge as your revenge cheat.
Ascend two pawns in a single game.
Unlock the good ending.
Leave behind sixteen gifts of knowledge in a single game.
Unlock the bad ending.
Fail to accuse three cheat moves in a single game.
Generate one hundred valorite scraps.
Capture the black queen by legally moving her on a gift of knowledge.
Capture three black pieces in one single move.
Capture two black pieces with one single move.
Successfully accuse the troll ten times.
Unveil ten rulebook pages.
Successfully accuse the troll for the first time.
Walk back the way you came during act one or three.
Create two castles in a single game.
Unveil all rulebook pages.
Complete the game in under fifteen minutes.
Complete the game in under ten minutes.
Walk really far during chapter two.
Successfully accuse the troll without having unveiled the violated rulebook page.
Eat ten white pieces with a single rook.
Have three white pieces slip consecutively.
Win a match with at least ten white pieces remaining.
Move a black piece that does not work out of town, out of town as your revenge cheat.
Hide your character behind the troll after completing the game at least once.
Capture the black king with a white queen as your revenge cheat.
Unlock all achievements.
Win a match without consecutively moving the same piece twice.
Have the black queen be the only piece to have moved for twelve consecutive turns.
Put the goose back on the bridge as he tries to leave.
Unlock the ascension ending.
Unlock the goose ending.
Make the title drop in the menu screen.