# Grease - **Level**: 1 - **Classes**: Wizard - **Casting Time**: 1 action - **Range**: 60 feet - **Components**: V, S, M (A bit of pork rind or butter.) - **Duration**: 1 minute - **Source**: [5e Core Rules](http://dnd.wizards.com/articles/features/systems-reference-document-srd) Slick grease covers the ground in a 10-foot square centered on a point within range and turns it into difficult terrain for the duration. When the grease appears, each creature standing in its area must succeed on a dexterity saving throw or fall prone. A creature that enters the area or ends its turn there must also succeed on a dexterity saving throw or fall prone.