Our favorite goblin and troll detective team, Tank & Fizz return, this time to determine whether an unpopular schoolmate is cheating when building his impressive battle bot. A side plot becomes central as plans to build a huge sports arena in Slick City and a mysterious figure who warns against its completion lead the detectives to mysteries that include portals, demons, corrupt officials, and school bullying. With a joyful literary shrug, these are...

Meet Fizz - the daring dog detective!. Fizz wants to be a police dog. He's brave, clever and super-fast, but Fizz doesn't look like a police dog. His family are show dogs and companion dogs, not working dogs. Fizz longs for adventure, and he's determined to try out at the Sunnyvale City Police Station. There, he is the smallest, fluffiest dog in the line-up, and he meets fierce Amadeus, who definitely wants to be top dog.

When their school bus veers off course while taking the kids from Gravelmuck Elementary on a field trip, monster detectives Tank and Fizz witness a crime that brings them snout to snout with Rockfall Mountain's oldest monster, the ancient dragon Firebane Drakeclaw.