Grease

School: Conjuration
Range: 10 yards
Components: V, S
Duration: 3 rounds + 1 round/level
Casting Time: 1
Area of Effect: 30 x 30 foot area
Saving Throw: Special

A Grease spell covers a material surface with a slippery layer of a fatty, greasy nature. Any creature entering the area or caught in it when the spell is cast must save vs. spells or slip and skid, unable to move at normal rates. Those who successfully save can reach the nearest non-greased surface by the end of the round. Those who remain in the area are allowed a saving throw each round until they escape the area.