American Ninja Warrior 6
At the St. Louis Qualifying, he finished the course and placed 12th. At the St. Louis City Finals, he failed the Salmon Ladder, managing to advance to Las Vegas as a wild card competitor. In the Vegas finals, Moravsky managed to clear the first three obstacles (Piston Road, Giant Ring, and Silk Slider), but failed to lock his legs in at the jump of the Jumping Spider, and he failed there.
American Ninja Warrior 7
Though Rob has not competed since American Ninja Warrior 7, he would appear in Team Ninja Warrior as part of Storm Team Moravsky. He was also mentioned in American Ninja Warrior 9, where it was revealed his father, Rob Sr, passed away suddenly. Rob's father played as an important source of motivation for Joe's season in American Ninja Warrior 9.