still cant get around good old Swiftfoot Boots or Lightning Greaves, but it nullifies just about every other ace an opponent might be relying on to save their creatures: counterspells, Heroic Intervention, Mother of Runes, Deflecting Swat, Ephemerate, Teferis Protection, everything
Blue has few good two drop creatures and even fewer good defensive ones which earns this guy many of his slots
You're managing two parallel resource systems simultaneously: Blue's hand economy and Yellow's Life manipulation
That's a bit too restrictive to always do, so we look to other options
Running a playset of Brainstorms in Legacy gives you access to 20% of your deck in card selection (if you can cast all four) while thinning your overall decklist by nearly 7%
Arthur is an incredibly powerful card that allows you to earn lore with your weak questers like Lilo, Making a Wish and Pinnochio, Star Attraction, then bounce them back to your hand to keep them safe from challenges - while also rewarding you with two lore for doing it