rarest secret rare pokemon card Top 50+ most expensive rare Pokémon cards of all time The First Ever Secret Rare

It also has echo of five mana, which means you have to pay five mana to keep it alive in your upkeep, which is pretty annoying

4 total booster packs providing 40+ cards depending on pack configuration

151 is already amazing, these would have made it absolutely busted (in a good way)

Abzan Kin-Guard Animus of Predation Cliffrunner Behemoth Dragonbroods' Relic Majestic Myriarch Prepare // Fight Pride Sovereign Selective Adaptation Stonefare Crocodile Warden of the First Tree

Haste (This creature can attack as soon as it comes under your control.)

Unsurprisingly, this interaction is what has propelled the majority of the cards early success