Filthy Obstacle Course With Murky Puddles

This page is the CodyCross answer for the clue below from Water Park, Group 749, Puzzle 3 (Sweet Treats).

Question is: Filthy Obstacle Course With Murky Puddles

and the answer is: MUDRUN

Word Meaning:

MUD RUN — An athletic event in which runners compete to navigate an obstacle course designed to include stretches of mud.

Definitions from Wiktionary.