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