17 cards where the text includes “treasure” and the card types include “dragon”

Ancient Copper Dragon (Commander Legends: Battle for Baldur's Gate #161)
Atsushi, the Blazing Sky (Kamigawa: Neon Dynasty #134)
A-Young Red Dragon // A-Bathe in Gold (Alchemy Horizons: Baldur's Gate #A-197)
Bonehoard Dracosaur (The Lost Caverns of Ixalan #134)
Cavern-Hoard Dragon (Tales of Middle-earth Commander #31)
Decadent Dragon // Expensive Taste (Wilds of Eldraine #223)
Gadrak, the Crown-Scourge (Core Set 2021 #146)
Galazeth Prismari (Strixhaven: School of Mages #189)
Ganax, Astral Hunter (Commander Legends: Battle for Baldur's Gate #176)
Goldspan Dragon (Kaldheim #139)
Jaded Sell-Sword (Adventures in the Forgotten Realms #152)
Old Gnawbone (Adventures in the Forgotten Realms #197)
Patron of the Arts (Commander Legends: Battle for Baldur's Gate #191)
Rapacious Dragon (Commander Masters #248)
Swashbuckler Extraordinaire (Commander Legends: Battle for Baldur's Gate #198)
Young Red Dragon // Bathe in Gold (Commander Legends: Battle for Baldur's Gate #210)
Ziatora, the Incinerator (Streets of New Capenna #231)

The arc of my blade has carved a path of light to the end of these results.