13 cards where the cards are double-sided and it’s legal in Commander and the color identity ≤ BRW and the text includes “{t}: add” and the text includes “any” and the text includes “color”

Azor's Gateway // Sanctum of the Sun (Rivals of Ixalan #176)
Azor's Gateway // Sanctum of the Sun (Rivals of Ixalan #176)
Command Tower // Command Tower (Jurassic World Collection #26)
Command Tower // Command Tower (Jurassic World Collection #26)
Cryptolith Fragment // Aurora of Emrakul (Eldritch Moon #193)
Cryptolith Fragment // Aurora of Emrakul (Eldritch Moon #193)
Dowsing Dagger // Lost Vale (Ixalan #235)
Dowsing Dagger // Lost Vale (Ixalan #235)
Eye of Ojer Taq // Apex Observatory (The Lost Caverns of Ixalan Commander #15)
Eye of Ojer Taq // Apex Observatory (The Lost Caverns of Ixalan Commander #15)
Foreboding Statue // Forsaken Thresher (Innistrad: Crimson Vow #256)
Foreboding Statue // Forsaken Thresher (Innistrad: Crimson Vow #256)
Golden Guardian // Gold-Forge Garrison (Rivals of Ixalan #179)
Golden Guardian // Gold-Forge Garrison (Rivals of Ixalan #179)
Matzalantli, the Great Door // The Core (The Lost Caverns of Ixalan #256)
Matzalantli, the Great Door // The Core (The Lost Caverns of Ixalan #256)
Mystic Skull // Mystic Monstrosity (Innistrad: Midnight Hunt #256)
Mystic Skull // Mystic Monstrosity (Innistrad: Midnight Hunt #256)
Path of Mettle // Metzali, Tower of Triumph (Rivals of Ixalan #165)
Path of Mettle // Metzali, Tower of Triumph (Rivals of Ixalan #165)
Primal Amulet // Primal Wellspring (Ixalan #243)
Primal Amulet // Primal Wellspring (Ixalan #243)
Profane Procession // Tomb of the Dusk Rose (Rivals of Ixalan #166)
Profane Procession // Tomb of the Dusk Rose (Rivals of Ixalan #166)
Sunbird Standard // Sunbird Effigy (The Lost Caverns of Ixalan #262)
Sunbird Standard // Sunbird Effigy (The Lost Caverns of Ixalan #262)

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