Deck 1: Altergeist Deck 3 Altergeist Marionetter
It was more focused on a theme, and usually restricted to one color, allowing the player who purchased it to get packs that had a greater number of cards that could go straight into their deck
Stern Lesson, as a Catalog variant, isnt particularly good in Blue/White, but triggering your draw two abilities in Blue/Black, and ramping in Blue/Green make the card better for those decks
Incapsula incident ID: 1845000971091539060-559924204916775027
The most striking difference for most players of other formats is the legality of fetchlands, which make Modern mana bases much more consistent and multicolor decks easier to build
The pair also see a good amount of cEDH play, which is testament to their power