<Li> Risen 2 (2012) </Li> <Li> Vainglory (video game) (2014) </Li> <Li> Splatoon (2015): the Kraken is a special weapon obtainable in a match that allows the player to temporarily become a giant squid and move with reduced speed and impunity across the map . </Li> <Li> Hitman (2016): the second episode (Sapienza) contains a redacted challenge called Unleash the Kraken in which a sailing boat is consumed by a sea monster . </Li>

Where does the phrase release the kraken come from