Roiling Mudslide

You form water and earth into a mudslide that smashes your opponents and coats them in mud. Each creature in a takes |options:area-damage] damage with a save against your class DC. A creature that fails is also pushed 5 feet (or 10 feet on a critical failure) and coated in mud until the end of its next turn. While coated in mud, the creature falls at the end of its movement any time it ends a move action other than a or Step. The creature can attempt an Acrobatics check or save against your class DC, avoiding the fall if it succeeds.

Level (+4) The damage increases by 1d8.