mtg commander draw cards Magic the Gathering Adventures: 2016: Green Card drawing commanders : r/EDH

You can send your creatures on an Adventure by casting the MTG Adventure spell in your hand

Outside of a few copies of Sheoldred, the Apocalypse, the mono-black Waste Not decks of old ran few ways to actually close games that didnt involve Waste Not

Any extra draws from your opponents then result in extra pings and amassing for no additional investment

Combine that with ETBs that do stuff when a creature enters, and you can gain infinite life or do lethal damage

Just the factors that actually move prices and the simple checks you can do before buying, selling, or grading

Most of the time, that value shows up as extra triggers