Stranger From a Savage Land!

S1 E17: When a sabretooth cat arrives in Super Hero City, a mysterious jungle lord named Ka-Zar comes to find him. But the Lethal Legion has its own plan for the cat. The Squad gets caught up in a riotous city-wide search and Dr. Doom shows up with a sinister plan to (what else) conquer the universe. "Here kitty, kitty!"