In the fifth thrilling installment in the Secrets of an Overworld Survivor series, Will and Mina face sinister witches in the deadly swamp biome!

Greyson Mann is the author of the Creeper Diaries series and the Secrets of an Overworld Survivor series from Sky Pony Press. He kept diaries like Gerald's when he was a middle schooler. He kept right on writing through high school and college and now creates books for kids from his home in Madison, Wisconsin. Greyson enjoys playing Minecraft with his nephew, sometimes writes bad rap songs, and hangs out with his three sisters, whom he now adores.