Plus, you get to play with the cards before anybody else
2024-04-12 If a triggered ability is linked to a second ability, additional instances of that triggered ability are also linked to that second ability
Kalain, Reclusive Painter This is a tough category to narrow to one, but Kalain is the pick here because of the new archetype she helped fuel: red-black treasure
This will also turn your dorks into an Ancient Greenwarden and play lands from your graveyard, Carnage Tyrant to make it a beater, Grunn, the Lonely King to double its power when it swings alone, Kamahl, Fist of Krosa to Overrun and make lands dorks, Multani, Maro-Sorcerer to grow massively in size and get shroud, Nemata, Grove Guardian to make a bunch of tokens, Primordial Sage and Soul of the Harvest to draw cards, Rampaging Baloths to landfall and game win, and that's just one casting cost
I had personally been so used to being able to grab Secret Lair drops a few days after they were released that I never considered Id be locked out of buying one a few hours after it went up
