14 cards where the cards aren’t reprints and the mana cost is greater than or equal to {1}{G/U}{G/U}

Cold-Eyed Selkie (Eventide #149)
Murkfiend Liege (Eventide #156)
Keruga, the Macrosage (Ikoria: Lair of Behemoths #225)
Spitting Image (Eventide #162)
Drowner of Truth // Drowned Jungle (Modern Horizons 3 #253)
Drowner of Truth // Drowned Jungle (Modern Horizons 3 #253)
Lonis, Genetics Expert (Ravnica: Clue Edition #37)
Fable of Wolf and Owl (Eventide #150)
Gilder Bairn (Eventide #152)
Biomantic Mastery (Dissension #142)
Quandrix Pledgemage (Strixhaven: School of Mages #219)
Scuttlegator (Ravnica Allegiance #218)
Scuttling Sentinel (Ravnica: Clue Edition #42)
Merfolk of the Depths (Gatecrash #221)
Trapjaw Kelpie (Eventide #164)

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