The Hyrule Crest, also known as the Wingcrest, is a Mensa-rated level 4 brain teaser puzzle inspired by The Legend of Zelda series. The puzzle involves manipulating a complex tangled chain to free the Triforce (triangle) from the Hyrule Crest and then putting it back in place. To solve the puzzle, one needs to carefully study the paths and knots of the chain and use keen observation and patience to decipher its intricate essence.