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