Zootopia: First Salvo Chapter 18
"master chief tastes all the deliveries when they first come in." albert replied as he finished getting his suit on and stood swinging his arms around to get comfortable..."
Wolves and Woes, A Coons and Theft Tale
Addison, being the avid video game lover, asked to go as master chief from his favorite video game, halo. mark had gotten it custom made and hired someone from the company to make sure everything was accurate.
Shadows of Fear
"zips from what you've told me master chief duncan williams was an ass who deserved everything that you did to him. hell, even starfleet had no further use for him, and sent him packing with a dishonourable discharge."
The Fox And The Hound: The Past and The Present
Chief must have seen or found out about when tod saved him and his master. chief sighed saying, "i mighta miss judged that poor fox. i've ain't ever seen a stronger friendship then the one y'all have. he should be back in the mornin'.
Supernova: Prelude, Arc 1, Chapter 4
One of the aegis officers--master chief warrant officer nakasone--was running along a corridor on level u16, but her mission feed showed that she was skidding to a stop before turning to an alcove.