20 cards where the set is “rex” and the collector number >= 1 and the collector number <= 20

Don't Move (Jurassic World Collection #1)
Cresting Mosasaurus (Jurassic World Collection #2)
Spitting Dilophosaurus (Jurassic World Collection #3)
Hunting Velociraptor (Jurassic World Collection #4)
Life Finds a Way (Jurassic World Collection #5)
Savage Order (Jurassic World Collection #6)
Welcome to . . . // Jurassic Park (Jurassic World Collection #7)
Welcome to . . . // Jurassic Park (Jurassic World Collection #7)
Blue, Loyal Raptor (Jurassic World Collection #8)
Compy Swarm (Jurassic World Collection #9)
Ellie and Alan, Paleontologists (Jurassic World Collection #10)
Grim Giganotosaurus (Jurassic World Collection #11)
Henry Wu, InGen Geneticist (Jurassic World Collection #12)
Ian Malcolm, Chaotician (Jurassic World Collection #13)
Indominus Rex, Alpha (Jurassic World Collection #14)
Indoraptor, the Perfect Hybrid (Jurassic World Collection #15)
Owen Grady, Raptor Trainer (Jurassic World Collection #16)
Permission Denied (Jurassic World Collection #17)
Ravenous Tyrannosaurus (Jurassic World Collection #18)
Swooping Pteranodon (Jurassic World Collection #19)
Dino DNA (Jurassic World Collection #20)

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