Beyond the basic Arcane Signet and Sol Ring, artifacts that produce mana feel wasted in this deck, so it could have gone heavier on card draw, equipment, or vehicles to really power up this strategy
Your many Equipment with living weapon, such as Skinwing and Strandwalker, give you an extra creature when they enter the battlefi eld
Today, most counterfeit cards are designed to pass various tests like the bend test and the light test, and some look almost exactly like the real thing, even upon close inspection (unless you're going really deep and using a jeweler's loupe, which is a good way to weed out fakes but too much work for the average player)
Pair Greasefang with Peacewalker Colossus and make your peace by wiping everyone else out
Oh yes, and even though the Commander precons will have typical prints for each card, you can still get special versions of them via Doctor Who's collector boosters