36 cards where the text includes “whenever” and the text includes “dies” and ((the text includes “lose” and the text includes “life”) or the text includes “damage”) and the card types include “creature” and the card types exclude “legendary” and the color identity…

Abattoir Ghoul (Duel Decks: Blessed vs. Cursed #50)
Archfiend of the Dross (Phyrexia: All Will Be One #82)
Baneblade Scoundrel // Baneclaw Marauder (Innistrad: Midnight Hunt #85)
Baneblade Scoundrel // Baneclaw Marauder (Innistrad: Midnight Hunt #85)
Blood Artist (Duskmourn: House of Horror Commander #132)
Dreadhound (Innistrad: Midnight Hunt #97)
Dread Slaver (Avacyn Restored #98)
Dross Harvester (Commander Legends: Battle for Baldur's Gate #750)
Enduring Tenacity (Duskmourn: House of Horror #95)
Faerie Bladecrafter (Wilds of Eldraine Commander #14)
Falkenrath Noble (Duskmourn: House of Horror Commander #140)
Gixian Puppeteer (The Brothers' War #99)
Kalastria Highborn (Foundations #607)
Kheru Bloodsucker (Khans of Tarkir #75)
Locthwain Lancer (March of the Machine Commander #27)
Massacre Wurm (Foundations #714)
Midnight Entourage (Aether Revolt #66)
Midnight Reaper (Foundations #609)
Mortis Dogs (New Phyrexia #66)
Plague Belcher (Amonkhet #104)
Repentant Vampire (Odyssey #157)
Sanguinary Priest (Warhammer 40,000 Commander #53)
Sengir Bats (Homelands #57a)
Sengir Vampire (Jumpstart #275)
Skemfar Avenger (Kaldheim #109)
Soul Collector (Time Spiral Timeshifted #47)
Thieving Amalgam (Outlaws of Thunder Junction Commander #150)
Treacherous Vampire (Judgment #75)
Undead Augur (Midnight Hunt Commander #130)
Unstoppable Slasher (Duskmourn: House of Horror #119)
Vampiric Sliver (Time Spiral #140)
Vein Ripper (Murders at Karlov Manor #110)
Vengeful Bloodwitch (Foundations #76)
Vengeful Dead (Scourge #80)
Vindictive Vampire (Ravnica: Clue Edition #126)
Wight (Adventures in the Forgotten Realms #127)
Zulaport Cutthroat (Commander Legends: Battle for Baldur's Gate #775)

This search is finished. Now the real work can begin.