it's the aspect
Prosper is a Legendary warlock who claims his power was gained from winning a bet against an unnamed supernatural being
How it plays Players open 5 free packs daily (6 with Cascade Badge, 7 with Hive Badge), earn coins by selling duplicates at real TCGPlayer market value (10% base sell rate, scaled by trainer level and badge multipliers), buy Basic (50), Premium (150) or Hunt (350) packs from the in-game shop, complete 3 daily / 1 weekly / 4 super quests, and progress through 16 Gym Badges (8 Kanto, 4 Johto, 4 Hoenn) that unlock permanent gameplay perks
I also ended up running 3 to further increase the chances of milling, increase the amount of DARKs in grave for Darkflare and Lightpulsar and also to facilitate Allure of Darkness, which aids in digging for the mega setup cards like Solar Recharge, Charge of the Light Brigade and Needlebug Nest, and lastly because its easy to side out the Allure of Darkness, giving me more lenience when siding