If you're searching for a character, perk, map, or mode called "Five" in Call of Duty: Black Ops on the Wii, you won't find it—because it doesn't exist in that version.
The confusion likely stems from one of a few sources:
If you're chasing a specific unlockable, achievement, or Easter egg, share more details—platform, mode, context—and the community can pinpoint what you're actually looking for.