Passage width
Small: 5 ft. wide, 5 ft. High (Medium creatures have disadvantage on attack rolls)
The tunnel is clogged with sludge, muck and slime, making the surface slippery and dangerous. (difficult terrain)
Low: The water in this tunnel is ankle to knee high, the floor is slick with filth. (Slippery, DC12 Dexterity save while running)
None
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