18 cards where (the text includes “umbra” and the text includes “armor”) and (the card is available on Paper)

Bear Umbra (Neon Dynasty Commander #113)
Boar Umbra (Ultimate Masters #158)
Crab Umbra (Rise of the Eldrazi #58)
Dog Umbra (Modern Horizons 3 #22)
Drake Umbra (Rise of the Eldrazi #63)
Eel Umbra (Double Masters 2022 #48)
Eland Umbra (Rise of the Eldrazi #19)
Estrid, the Masked (Commander 2018 #40)
Felidar Umbra (Planechase Anthology #6)
Hyena Umbra (Double Masters 2022 #13)
Indrik Umbra (Planechase Anthology #96)
Lion Umbra (Modern Horizons 3 #160)
Mammoth Umbra (Ultimate Masters #24)
Octopus Umbra (Commander 2018 #11)
Snake Umbra (Neon Dynasty Commander #130)
Spider Umbra (Ultimate Masters #184)
Treefolk Umbra (Modern Horizons #185)
Umbra Mystic (Rise of the Eldrazi #52)

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