16 cards where (the card types include “legendary”) and the set is “c18” and the card is the first printing

Aminatou, the Fateshifter (Commander 2018 #37)
Arixmethes, Slumbering Isle (Commander 2018 #38)
Brudiclad, Telchor Engineer (Commander 2018 #39)
Estrid, the Masked (Commander 2018 #40)
Gyrus, Waker of Corpses (Commander 2018 #41)
Kestia, the Cultivator (Commander 2018 #42)
Lord Windgrace (Commander 2018 #43)
Saheeli, the Gifted (Commander 2018 #44)
Tawnos, Urza's Apprentice (Commander 2018 #45)
Thantis, the Warweaver (Commander 2018 #46)
Tuvasa the Sunlit (Commander 2018 #47)
Varchild, Betrayer of Kjeldor (Commander 2018 #28)
Varina, Lich Queen (Commander 2018 #48)
Xantcha, Sleeper Agent (Commander 2018 #50)
Yennett, Cryptic Sovereign (Commander 2018 #51)
Yuriko, the Tiger's Shadow (Commander 2018 #52)

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