Learn and Lesson, like Companion, allows players to accumulate resources from outside of their main deck, although it's not an effect that has never existed within Magic: The Gathering - usually, it's called a "wish" effect
This is definitely a card to keep an eye on as a potential sleeper
Elder Brain We wont need Elder Brain to get through in order to do its thing, since thats an attack trigger
What set is Experience Card from
Here are some places I like this: Spellslinger - Alongside triggers like Guttersnipe or Talrand, Sky Summoner in Izzet, with Jeskai or Boros with Young Pyromancer or Monastery Mentor
The Outlaws of Thunder Junction Desert Bloom Commander Deck includes 1 Red-Green-White deck of 100 Magic cards (2 Traditional Foil Legendary cards, 98 nonfoil cards), a 2-card Collector Booster Sample Pack (contains 1 Traditional Foil or nonfoil alt-border card of rarity Rare or higher and 1 Traditional Foil Borderless Uncommon card), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 Life Wheel, 1 strategy insert, and 1 reference card