|Name||The Rat King's Lair|
|Owner||The Rat King|
|Location||New York City|
|First Appearance||I, Monster|
|Last Appearance||Of Rats and Men|
The Rat King's Lair is a location in the Teenage Mutant Ninja Turtles (2012 TV Series). This is the secret lair of The Rat King that is located somewhere in the Sewers. The Rat King's Lair debuts in I, Monster.