Related Clues:
- Play watcher, of a sort
- NFL arbiter
- VIP on a soccer field
- Brazilian jiujitsu official, for short
- One crying "Foul!"
- Epee official, for short
- Judge a little more fair-mindedly?
- Technical caller
- Secret source
- Game manager, briefly
- Washington Wizard's judge
- NBA Bubble official
- Arena arbiter, informally
- WFA flag-thrower
- One whistling while working in the Garden?