Plenty of has been said about the method of distribution (which touches upon a host of issues old and new), the introduction of Legacy-legal cards outside the usual channels of booster packs and preconstructed decks (ditto), and the discourse surrounding the product, both from Wizards and the various Magic communities
Venat, Heart of Hydaelyn / Hydaelyn, the Mothercrystal In commander the name of the game is legendary spells, so planeswalkers and cards you already want in your white deck like Flowering of the White Tree and Caduceus, Staff of Hermes, get much better with Venat, Heart of Hydaelyn in play
While its customary for gacha games to have a pity system that guarantees a certain reward after a certain number of pulls, its by no means a requirement for these games to have these systems
These sets were distributed through vending machines in Japan, making them a rare find for collectors outside the country