There will be lots of ways to abuse this ability throughout all the ink colors
Which brings us to what Lorcana is really about: its a family game, pure and simple
Each pack contains one foil card of random rarity, two rare or better cards, three uncommon cards, and six common cards
The Great Illuminary calls out to the players to ask them to become Illumineers because there is a new danger and threat to the stories of Lorcana, and all the previous Illumineers have mysteriously gone missing

Here is a comprehensive list of codes that are still active: EnlightenMe : Redeems Card Style: Narset, Parter of Veils FNMATHOME : Redeems Cosmetic Items FoilFungus : Redeems Card Style: Deathbloom Thallid InnerDemon : Redeems Card Style: Ob Nixilis, the Hate-Twisted LevelUp : Redeems two Levels of the current Mastery Tree OverTheMoon : Redeems Card Style: Arlinn, Voice of the Pack ParallaxPotion : Redeems Card Style: Revitalize ShieldsUp : Redeems Card Style: Teyo, The Shieldmage ShinyGoblinPirate : Redeems Card Style: Fanatical Firebrand SparkleDruid : Redeems Card Style: Druid of the Cowl SuperScry : Redeems Card Style: Opt WrittenInStone : Redeems Card Style: Nahiri, Storm of the Stone RockJocks : Lorehold Sleeve ArtClub : Prismari Sleeve MathWhizzes : Quandrix Sleeve DebateDuelists : Silverquill Sleeve SwampPunks : Witherbloom Sleeve RestorativeBurst: 2000 XP on Mastery Track ExperimentalOverload: 2000 XP on Mastery Track GameKnights: Avenging Angels Deck PARCELMYR: 2000 XP on Mastery Track UNIQUE CODES Outside of the Free Generic Codes, Wizards of the Coast has been including MTG Arena Codes in many of their physical products

While giving your opponent a whole new hand each turn sounds bad in theory, it actually breaks up their ability to sculpt and plan for future turns