mtg blue search your library for a card of Lat-Nam [Alliances] then shuffle c!u o:"search your library for"

This task delights me in real life, as I sit in the center of a huge fan of colours and gorgeous artwork, neatly sorting decks into piles, hyper-optimising for a particular mechanic before I get to try them out in a game

But your selection gets better based on how many lands you have in play, which makes perfect sense for the "lander" set

Others might go unreported to the masses, though people seem pretty eager to share and sell these when they open them

If the collectable aspect of the game disappears, the community will collapse

For the low low cost of zero mana, Urzas Saga gives you mana, an easily scaling Construct, and a tutor effect