Dungeons & Dragons is a popular fantasy role-playing game that has been around since the 1970s. It features a variety of creatures, including ogres and gnolls. An OGRE is a large, brutish humanoid creature that is usually hostile to humans. Gnolls are humanoid monsters with the head of a hyena and the body of a human. They are often found in dungeons and caves, and they are known for their ferocity and strength.