Historical clue formulations

• Dressed like many superheroes — 2025-01-27
• Incognito, maybe — 2015-07-17
• Like Batman, the Lone Ranger, etc. — 2011-09-13
• Like Batman and Robin — 2006-01-19
• Like raccoons — 2005-12-18
• Kind of ball — 1995-01-09