22 cards where the text includes “indestructible” and (the card types include “equipment” or the card types include “aura”)

Almost Perfect (Fallout #90)
Bladed Battle-Fan (March of the Machine #91)
Consecrate Land (Time Spiral Timeshifted #4)
Crackling Emergence (Kamigawa: Neon Dynasty #136)
Darksteel Axe (Double Masters #247)
Darksteel Mutation (Commander Masters #21)
Darksteel Plate (Double Masters 2022 #304)
Diamond Pick-Axe (The Lost Caverns of Ixalan #143)
Eater of Virtue (Kamigawa: Neon Dynasty #245)
Gift of Doom (Commander 2019 #17)
Hammer of Nazahn (Commander Masters #388)
Harmonious Emergence (Kamigawa: Neon Dynasty #190)
Indestructibility (Magic 2014 #23)
Kaldra Compleat (Commander Masters #958)
Lotus Ring (The Big Score #24)
Mithril Coat (The Lord of the Rings: Tales of Middle-earth #245)
Redemption Arc (Murders at Karlov Manor Commander #13)
Shadowspear (Theros Beyond Death #236)
Shielded by Faith (Commander 2015 #8)
Shield of Kaldra (Darksteel #139)
Shield of the Oversoul (Shadowmoor #242)
Timely Ward (Commander Legends #363)

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