15 cards where the name includes “murder”

Accessories to Murder (Unstable #167)
Attempted Murder (Unfinity #66)
Bhaal, Lord of Murder (Commander Legends: Battle for Baldur's Gate #268)
Marvin, Murderous Mimic (Duskmourn: House of Horror #253)
Murder (Duskmourn: House of Horror #110)
Murderer's Axe (Shadows over Innistrad #259)
Murder Investigation (Magic Origins #27)
Murder of Crows (Commander Masters #106)
Murderous Betrayal (Eighth Edition #147)
Murderous Compulsion (Commander 2019 #122)
Murderous Cut (Khans of Tarkir #81y)
Murderous Redcap (Ultimate Masters #217)
Murderous Rider // Swift End (March of the Machine Commander #258)
Murderous Spoils (Darksteel #48)
Tymaret, the Murder King (Theros #207)

Though this query has ended, its relics still slumber in New Argive.