Hugo: Black Diamond Fever is a 3D platform game starring Hugo the TV troll. Scylla the evil witch has enslaved the inhabitants of Volcano island with the help of Don Croco and his crocodiles. The Kikurians are put to work in the mines and have to delve rare black diamonds, which she requires for a formula for supreme evil. An imprisoned elder Kikurian sends a letter for help to Hugo. Now its up to you to stop Scylla.
Gameplay includes defeating enemies by hitting them with your tail. These include various jungle animals and Don Croco crocodiles. Along the way Kikurians can be freed and diamonds can be collected.