14 cards where (the text includes “search” and the text includes “library” and the text includes “equipment”) and the color identity ≤ BRW

Axgard Armory (Kaldheim #250)
Fighter Class (Adventures in the Forgotten Realms #222)
Forging the Tyrite Sword (Kaldheim #211)
Godo, Bandit Warlord (Commander Masters #227)
Kassandra, Eagle Bearer (Assassin's Creed #59)
Kellan, the Fae-Blooded // Birthright Boon (Wilds of Eldraine #230)
Open the Armory (Commander Legends #34)
Quest for the Holy Relic (Zendikar #33)
Relic Seeker (Commander Legends #382)
Steelshaper Apprentice (Darksteel #15)
Steelshaper's Gift (Commander Masters #59)
Stoneforge Mystic (Double Masters #31)
Stonehewer Giant (Double Masters #32)
Taj-Nar Swordsmith (Commander 2017 #77)

It is the moment of discovery, the triumph of the mind, and the end of these results.