Danny “The Dagger” is the rival character in The Legacy mode, but the sources I found don’t show a separate unlock method for him as a playable fighter. In practice, he appears to be part of the story/rivalry content rather than someone you unlock through a normal roster path.

What that means

  • If you’re seeing Danny in story mode, that’s expected as part of the narrative.
  • I did not find confirmation that he is unlockable for free play or the standard roster.
  • The most likely answer is that he is not unlocked like a regular fighter, at least based on the current public info I found.

Quick check

  1. Finish or progress through The Legacy mode, since that’s where Danny is featured.
  1. Look for any post-launch roster update or cosmetic/fighter reward notes from EA, because they mention fighter-specific rewards tied to modes.
  1. If he still does not appear outside story content, that strongly suggests he is story-only.

Public chatter

A lot of recent clips and walkthroughs focus on the rivalry with Danny in story mode, which lines up with him being a major narrative opponent rather than a standard unlock. That said, I didn’t find a verified guide saying “do X to unlock Danny”.

Meta description

Danny “The Dagger” in UFC 6 appears to be a story-mode rival in The Legacy, not a clearly documented unlockable fighter.

TL;DR: There’s no verified public unlock path for Danny the Dagger right now; he looks like a Legacy mode rival, not a regular unlock.