Here is a compilation of The Riddler from Batman: The Animated Series! This dapper ex-game developer has won the hearts of fans with his clever conundrums. I can't upload the rest because of copyright issues. What a pain in the brain!!!

The episodes featured in this video are:
"If You're So Smart, Why Aren't You Rich?", Season 1 Episode 41 (0:00-4:55)
"What is Reality?", Season 1 Episode 45 (4:55-9:40)
"The Worry Men", Season 2 Episode 5 (9:41-9:59)
"Trial", Season 2 Episode 4 (10:00-10-54)