20 cards where the illustration contains “leather-boots”

Archangel of Tithes (Outlaws of Thunder Junction #2)
Bartolomé del Presidio (The Lost Caverns of Ixalan #224)
Froghemoth (Adventures in the Forgotten Realms #184)
Gisela, Blade of Goldnight (Avacyn Restored #209)
Goblin Ringleader (Apocalypse #62)
Humiliate (Breaking News #47)
Jhoira, Ageless Innovator (Dominaria United #202)
Jolene, Plundering Pugilist (Outlaws of Thunder Junction #210)
Knight of the White Orchid (Secret Lair Drop #1045)
Metamorphic Blast (Outlaws of Thunder Junction #57)
Mimic (Adventures in the Forgotten Realms #249)
Mimic // Mimic (Adventures in the Forgotten Realms Art Series #27)
Mimic // Mimic (Adventures in the Forgotten Realms Art Series #27)
Mons's Goblin Raiders (Limited Edition Alpha #164)
Narrow Escape (Zendikar #27)
Orcish Artillery (Limited Edition Alpha #165)
Shadewing Laureate (Strixhaven: School of Mages #229)
Trailblazer's Boots (Zendikar #208)
Undermountain Adventurer (Commander Legends: Battle for Baldur's Gate #260)
We Ride at Dawn (Outlaws of Thunder Junction Commander #12)
You Meet in a Tavern (Adventures in the Forgotten Realms #215)

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