Act I. Scene iv. The Platform. Enter HAMLET, HORATIO, and MARCELLUS. Hamlet: The air bites shrewdly; it is very cold. Horatio: It is a nipping and an eager air. Hamlet: What hour now? –Hamlet, William Shakespeare Use the drop-down menus to identify each element from the passage. The Platform Horatio "It is a nipping and eager air." Enter HAMLET, HORATIO, and MARCELLUS.