The best episode written by Ron Goulart is "Trouble with Time", rated 7.3/10 from 3 user votes. It was "directed by N/A". "Trouble with Time" aired on 9/17/1985 and is rated 0.3 point(s) higher than their second highest rated, "The Terror of Hammerhand".
With their supply of Thundrillium running low, the Thundercats set off in search of a fresh supply. Tygra detects a large deposit in a cave and goes to investigate - unfortunately, he has entered the Cave of Time and anyone who ventures in there will age rapidly until they die. His only hope is that Cheetara's speed will be fast enough to allow her to escape the Cave's effects.
Director: N/A
Writer: Ron Goulart
When Snarf and a young unicorn are captured by the pirate Hammerhand and his crew of Berserkers, Lion-O goes to rescue them.
Director: N/A
Writer: Ron Goulart