15 cards where the card is in the spellbook for “ominous traveler”

Archghoul of Thraben (Innistrad: Crimson Vow #93)
Bladestitched Skaab (Innistrad: Midnight Hunt #212)
Champion of the Perished (Innistrad: Midnight Hunt #91)
Dominating Vampire (Innistrad: Crimson Vow #154)
Falkenrath Pit Fighter (Innistrad: Midnight Hunt #137)
Headless Rider (Innistrad: Crimson Vow #118)
Heron-Blessed Geist (Innistrad: Crimson Vow #19)
Howlpack Piper // Wildsong Howler (Innistrad: Crimson Vow #205)
Howlpack Piper // Wildsong Howler (Innistrad: Crimson Vow #205)
Patrician Geist (Innistrad: Midnight Hunt #69)
Shipwreck Sifters (Innistrad: Midnight Hunt #74)
Steelclad Spirit (Innistrad: Crimson Vow #80)
Stromkirk Bloodthief (Innistrad: Midnight Hunt #123)
Tovolar, Dire Overlord // Tovolar, the Midnight Scourge (Innistrad: Midnight Hunt #246)
Tovolar, Dire Overlord // Tovolar, the Midnight Scourge (Innistrad: Midnight Hunt #246)
Vampire Socialite (Innistrad: Midnight Hunt #249)
Wolfkin Outcast // Wedding Crasher (Innistrad: Crimson Vow #229)
Wolfkin Outcast // Wedding Crasher (Innistrad: Crimson Vow #229)

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