Gullum

Gullum was a baby villager zombie, which was located in the depths of Mt. Wynn Cave. He was an incidental character in the Lord of the Clock quest, who spawned near Frudo. He was aggressive, but dealt no damage. He was removed along with the quest he appeared in with the 1.17 update.

Trivia

 * Gullum's name was similar to "Gollum" from "The Lord of The Rings".