You're paying a premium for a grade that isn't particularly scarce
The rest of the deck are filled with powerful scry enablers or ring tempts you: we've got classics like Serum Visions but a lot of unique stuff like Celeborn the Wise, Cryptic Annelid, and Horses of the Bruinen
It doesnt work the way you want it to in a storm shell, as if you copy a spell with storm, you only get a single copy, and the storm on the spell wont trigger
By playing Jim, Space Traveler when you have the RLS Legacy in hand youll have spent five ink to play a four willpower and four health character that quests for two, a four-cost location, spent three ink to move Jim, Space Traveler there, and given Jim, Space Traveler is Evasive for as long as the RLS Legacy remains on the field - thats an absolutely wild amount of value if you can set it up for turn five
You can cast another spell before any player can attempt to remove Omniscience with spells or abilities
