The clip riffs on Master Chief, the armored protagonist of the Halo games, by placing him in the completely unrelated context of soda. Its exact recording origin is unclear, but the phrase spread through soundboards and short meme edits where the misspelling soder became part of the joke. People repeat the line in its garbled search forms as well as the clean version, which helped it stay discoverable. It remains popular because the contrast between a serious sci fi soldier and a soft drink never needs setup.