Grand Unifying Guesses/The Venture Brothers

The Guild of Calamitous Intent, a trade union of Contractually Genre Blind supervillains, spans across worlds, and includes the following amongst its ranks

• Dr. Drakken
• Señor Senior Sr.
• Bowser, King of the Koopas
• Dr. Evil
• The Riddler
• Team Rocket
• The Green Grocer
• Sideshow Bob
• Meltdown
• The Order of the Neo-Solar Temple
• The Evil League of Evil., come on, this is a gimme.
• The Brotherhood of Nod
• The Blue Meanies and their associates
• Evil Harry Dread (who calls it The Secret Society of Evil Madmen)
• The headquarters from Shadowman 9: In the Cradle of Destiny bear more than a passing resemblance to Grandville.
• Mr. Mcmahon
• Dr. Albert Wily
• Gideon Gordon Graves is a member, however the League of Ramona Flower's Evil Ex-Boyfriends was not officially inducted as it was decided to be classified as an "Extracurricular Activity"; and thus budgeted accordingly. He funded most of it himself.
• General William Howe
• No Heart, Shreeky and Beastly
• Dr. Ivo Robotnik, aka Dr. Eggman
• Dr. Insano
• Evil Emperor Zurg is an associate member.
• Gaston.