3 cards where the set is “sld” and (the collector number = 518 or the collector number = 532 or the collector number = 533)

Nissa, Who Shakes the World (Secret Lair Drop #518)
Kiora, Behemoth Beckoner (Secret Lair Drop #532)
Nahiri, Storm of Stone (Secret Lair Drop #533)

Though this query has ended, its relics still slumber in New Argive.