Two sorta implies youre expecting every game to end early, since even if you can use the discard-draw mode in a pinch you really dont want to, and already I expect a lot of Lesson packages to be two copies of the generic one you want to find and one flex slot
Having two different types of regular boosters means we have to communicate twice as much information about how each booster is put together and what's in it
So if you say "Ursula", for example, it would work on every Ursula card in the game

Abundance Agent's Toolkit Alhammarret's Archive Alms Collector Archmage Ascension Artist's Talent Asmodeus the Archfiend Blood Scrivener Case of the Pilfered Proof Dakmor Salvage Dark Dabbling Darkblast Enduring Renewal Eruth, Tormented Prophet Family's Favor Fasting First-Sphere Gargantua Fisher's Talent Flotsam // Jetsam Forbidden Crypt Golgari Brownscale Golgari Grave-Troll Golgari Thug Grave-Shell Scarab Greater Mossdog Heroic Sacrifice High Score Hullbreacher Immortal Coil Island Sanctuary Izzet Generatorium Jace, Wielder of Mysteries Jaya Ballard Laboratory Maniac Lashknife Barrier Leader, Super-Genius Lich Life from the Loam Living Conundrum Mangara's Tome Meat Locker // Drowned Diner Moldervine Cloak Necrodominance Necroplasm Nemata, Primeval Warden Nightmare Void Notion Thief Obstinate Familiar Ormos, Archive Keeper Out of the Tombs Ozolith, the Shattered Spire Parallel Thoughts Peregrin Took Personal Decoy (playtest) Phial of Galadriel Plagiarize Pursuit of Knowledge Quantum Riddler Ral's Vanguard (playtest) Retriever Phoenix Rigo, Streetwise Mentor Rime Chill Sages of the Anima Scrapwork Mutt Scrapwork Rager Shambling Shell Sharae of Numbing Depths Shenanigans Snake Umbra
