There is also a variant of the format called Pauper Standard, playing in the Standard format with only common cards
Take it all the way to 60% targets, the most I can conceivably imagine being in any sort of deck ever, and you wind up with a less than 3% chance to wiff
You need lots of cheap, ideally 2CMC or less artifacts to ditch to the Tinker
There are three tokens total in the lineup: a Clue, a Treasure, and an Emblem for Sephiroth, One-Winged Angel
It's also often a nice investment, as a popular commander card being printed only in a Secret Lair means it will likely have a hefty price tag, as has been the case in the past with such releases
However, you won't even be casting it unless you hit its threshold cost (seven or more cards in the graveyard)