DaK: Many A True Nerd - The Valentine's Day Massacre

Human Deaths and Kills
(The next scene after Diego's death is very chaotic and confusing, so it's very fucking difficult to see who dies. So, I'm just gonna see who lives and put their names under the massacre portion of this post.)
 * Michael Masters - Killed by Evil Jon with a Chinese assault rifle.
 * Bessie Lynn - Killed by Evil Jon with a Chinese assault rifle.
 * Edgar Wellington II - Killed by Evil Jon with a Rock-It launcher.
 * Two Tenpenny Tower Residents - Killed by Evil Jon with a Rock-It launcher.
 * Raider - Killed by Evil Jon with a super sledge.
 * BoS Paladin - Killed semi off-screen by Evil Jon.
 * Two BoS Knights - Killed by Evil Jon with a combat shotgun.
 * Scavenger - Killed by Evil Jon with a Chinese assault rifle.
 * Wasteland captive - Killed off-screen by Evil Jon.
 * Carlos - Killed by Evil Jon with a Rock-It launcher.
 * Dr. Zimmer - Killed by Evil Jon with a combat shotgun.
 * Armitage - Killed by Evil Jon with a combat shotgun.
 * Diego - Killed by Evil Jon with a plasma rifle.
 * Mei Wong - Killed herself off-screen.
 * Flash - Killed by Evil Jon with mines.
 * Timebomb - Killed by Evil Jon with a Rock-It launcher.
 * Dusty - Killed off-screen by Evil Jon.
 * Kimba - Killed off-screen by Evil Jon.
 * Pappy - Killed off-screen by Evil Jon.
 * Shorty - Killed by Evil Jon with a Rock-It launcher.
 * Super mutant - Killed off-screen by Evil Jon.
 * Bittercup - Killed by Evil Jon with a Rock-It launcher.

The Massacre of Rivet City:
 * Patient
 * Three Rivet City security guards
 * Private Jones
 * Angela Staley
 * Anna Holt
 * Abraham Lincoln
 * Bannon
 * Belle Bonny
 * Christie Young
 * Cindy Cantelli
 * Father Clifford
 * Garza
 * Gary Staley
 * Henry Young
 * Janice Kaplinski
 * Lana Danvers
 * Mister Lopez
 * Mister Buckingham
 * Paulie Cantelli
 * Seagrave Holmes
 * Sister (?)
 * Tammy Hargrave
 * Ted Strayer
 * Trinnie
 * Vera Weatherly

Creature Deaths and Kills

 * Super mutant - Killed by Evil Jon with a 10MM sub-machine gun.
 * Two super mutants - Killed by Evil Jon with a shishkebab.

Robot Deaths and Kills

 * Sentry bot - Killed by Evil Jon with a combat shotgun.