Like most Magic: The Gathering cards, the value of Metallic Mimic depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (The Lost Caverns of Ixalan Commander)
Illustrated by Alan Pollack Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp
My first run in with it was an Umezawa's Jitte by Gus Schade, aka yawg07, on MTGSalvation
Rating: 3/10 Weve seen this card plenty of times in past Limited sets, and it usually finds a home somewhere
conversely, when you demonstrate or imply to your audience that the influences or the setting arent worth taking seriously, they believe you
Depending on what kind of mana ramp youve had up to this point, that is