"When I'm faced with a Pilkey fan looking to branch out, this graphic novel is the first book I reach for... If eight books aren't enough, the spinoff series, Agents of S.U.I.T., continues the fun." ―The New York TimesWith more than four million copies in print, #1 New York Times-bestselling author John Patrick Green's goofy graphic novel series is a colossal comics hit! Join super spy alligator duo MANGO and BRASH as they surf the sewers and fight the forces of evil. Special agents Mango and Brash are back again, and this time they'll be asking their readers for help in cracking the case! The gators have been given a brand new add-on for their V.E.S.T.s to help with gathering evidence and making sense of clues - the G.R.I.D. (Gator Reasoning, Inquiry, Deduction) - and with that powerful tool in hand, kids can follow along as they solve six brand-new mysteries! Featuring plenty of familiar faces from investigations past, as well as a few brand new suspects, Mango and Brash and YOU (the reader) will get to the bottom of cases big and small!