Whenever this creature attacks, venture into the dungeon
As this list shows, while some powerful iconic cards like Griselbrand did make the cut, this list was truly dominated by cards printed in the five years
There are many ways to check for counterfeiting on the market (differences in printed color, examining the print with a magnifying glass, difference in weight, passing through strong light, bending test, etc
You can find the other 3 parts here in case you missed them: Scrappy Survivors, Hail, Caesar and Mutant Menace
You do need to be getting in there for The Shadow Lord to shine, so draft a deck that can do that
There's lots of other combos too, letting us gain infinite life, make infinite mana, and even make infinite creature tokens