Its "Crystal Type" Pok-Body gimmick allowed it to change types based on Energy attachments, which feels very reminiscent of Generation 9s Tera mechanic - something wed only see in Generation 9, 20 years later
Charizard Crimson Blaze Shiny Element Fire Stage Stage 2 HP 150 Weakness Water Retreat 3 Artist
Omarthis only gets one per creation, but it counts both creatures entering the battlefield and moving counters around, like with Forgotten Ancient
This is largely due to its exclusivity: as implied by its name, booster packs from OTS Tournament Pack 9 were only distributed at selected tournament locations
You could steal and play cards out of your opponent's deck
Part of this new progression system includes a mastery tree, allowing players to gradually learn more about the five colors of mana and how each type of deck plays: Players can "skip the tour" if they wish to unlock all the different play queues, but you'll still need to play in order to earn your rewards