You are considered to have shuffled each affected library (even if, as a shortcut, each player physically shuffles their own library).
If youre playing blue, you definitely want to find a spot for Imprisoned in the Moon, which is a great way to temporarily stop some of the most problematic commanders
In this case, the lands would go directly into the appropriate land stacks above the seven stacks
Long-term, we'd recommend avoiding boxes as a storage option for loose cards
Its especially fun in spells-matter decks where every cantrip or counterspell gives you either more tokens or repeat enters effects
With 383 cards, the Ice Age MTG card list was the largest of its time and included snow-covered lands, cumulative upkeep, and a deep lore that expanded Magics mythos