The protagonist of the games' fictional universe is Master Chief, a cybernetically enhanced human soldier encased in green armor.

CNN: Web series builds anticipation for 'Halo 4'

"How to Live Safely in a Science Fictional Universe" features a down-on-his-luck time machine repairman, living in Minor Universe 31.

CNN: How to escape a time loop

At Hermans has also tossed in some creative story telling building up a fictional universe about the couple Edward and Lily Herman and their design choices.

FORBES: At Hermans Goes Old School Online

After the universe ended, former Fictional 15 member Santa Claus made a surprise appearance, reigniting the ongoing controversy over his existence.

FORBES: A Fictional Feast

However, rather than write for an established character, Moore and his script team Clare Spencer and Phil Johnston set about creating a fictional game in the 1980s' 8-bit universe, with an all-new cast.

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