OtterDex

Polymerization

Advanced Demo Deck Extra PackDEM4-EN001Common

Set
Advanced Demo Deck Extra Pack
Address
DEM4-EN001
Rarity
Common
Finishes
Non-foil
Game
Yu-Gi-Oh!
Non-foil
$0.77

TCGplayer, Unlimited, checked 2026-09-08. An informational market estimate, not an appraisal of your copy.

Is this the one you are holding?

The bottom edge of your card should read DEM4-EN001. There are 31 other printings of Polymerization, worth $0.16 to $109.96. See all of them.

No price history for this printing yet. A chart needs more than one reading, and this one has been priced not at all so far. It is recorded daily from here.

32 printings of Polymerization

They range from $0.16 to $109.96, a 687× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart — and OtterDex reads that line off the card for you.