11 cards where the name includes “autumn”

Augur of Autumn (Duskmourn: House of Horror Commander #171)
Autumnal Gloom // Ancient of the Equinox (Shadows over Innistrad #194)
Autumnal Gloom // Ancient of the Equinox (Shadows over Innistrad #194)
Autumn's Veil (Magic 2012 #164)
Autumn Willow (Masters Edition #113)
Colonel Autumn (Fallout #98)
Daughter of Autumn (Homelands #85)
Edge of Autumn (Time Spiral Remastered #201)
Kitsune Mystic // Autumn-Tail, Kitsune Sage (Champions of Kamigawa #28)
Knight of Autumn (Forgotten Realms Commander #187)
Leinore, Autumn Sovereign (Midnight Hunt Commander #1)
Shizuko, Caller of Autumn (Betrayers of Kamigawa #144)

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