White technically got its first relentless creature in Templar Knight, but Hare Apparent hit the scene shortly after and gives players a much more realistic card to build-around, with a much bigger reward
Sheltered by Ghosts The ward isn't terribly special on Sheltered by Ghosts, but then you consider it in the aggressive white strategies and how quickly it can be cast, and you get one of the more valuable uncommons in Standard
Bristling Hydra: [Category 2] ETB yield is 3 Energy for 4 mana, then you can spend 3 Energy to place a +1/+1 on this creature and give it end of turn Hexproof
The risk increases in secondary markets particularly international resale platforms, auction sites, and social media sellers
Scavenging Ooze Slick Imitator Slogurk, the Overslime Slurrk, All-Ingesting Splitting Slime Temperamental Oozewagg Terrian, World Tyrant The Mimeoplasm Uchuulon Umori, the Collector Vannifar, Evolved Enigma Vile Bile